From Hollywood to New York City, celebrities are living their best lives on both coasts and everywhere in between. Click through the gallery to see some of the best and hottest events during this spooky season!
Niall Horan and Halsey
The singers met up on the red carpet at the MTV EMAs 2019 in Seville, Spain, on Nov. 3.
Nicole Kidman and Charlize Theron
Kidman gave her pal a hug as she presented Theron with the Hollywood Career Achievement Award during the 23rd Annual Hollywood Film Awards show in Beverly Hills on Nov. 3.
Cynthia Erivo and Renée Zellweger
The actresses hung out inside the same awards show, which was held at the Beverly Hilton Hotel.
The "Señorita" singer rocked a gray Sydney sweatshirt while walking around the Australian city on Nov. 3.
Maren Morris and Avril Lavigne
The singers posed for a pic together at Uptown Theatre in Napa, California, during Live in the Vineyard 2019.
The 40-year-old actress looked perfect in polka dots at MCC Theater's Inaugural All-Star Let's Play! Celebrity Game Night in New York City on Nov. 3.
The Serenity star gave Lewis Hamilton a huge hug at the Formula 1 U.S. Grand Prix at Circuit of the Americas in Austin, Texas, on Nov. 3.
The Santa Clarita Diet star rocked a classic black-and-white look with throwback '70s shades at the 8th Annual Breakthrough Prize Ceremony at the NASA Ames Research Center in Mountain View, California, on Nov. 3.
Kaley Cuoco and Karl Cook
The married duo bonded with Pitbulls Todd and Blue at the 9th Annual Stand Up for Pits, which Cuoco hosted, at The Mayan in L.A. on Nov. 3.
November is NFL's Salute to Service Month, and in its honor, the country singer (ditching his signature cowboy hat!) performed his hit, "The Ones That Didn't Make It Home," in front of military members ahead of the Pittsburgh Steelers vs. Indianapolis Colts game at Pittsburgh's Heinz Field on Nov. 3.
Adam Devine and Chloe Bridges
The adorable couple -- who got engaged late last month -- got goofy on the carpet at the premiere of Devine's new animated Netflix series, Green Eggs and Ham, at the Hollywood American Legion Post 43 on Nov. 3.
The Welsh actor enjoyed birthday festivities during a Rocketman cocktail reception at Los Angeles' Chateau Marmont on Nov. 2.
The Charlie's Angels star made even exiting a car look cool as she arrived at an after-party in New York City after hosting the Nov. 2 episode of Saturday Night Live.
The "Sober" singer flashed a huge grin before hitting the stage at the Teen Vogue Summit 2019 in L.A. on Nov. 2.
The Duke of Sussex said cheers with South African players after the Rugby World Cup 2019 final match between England and South Africa in Tokyo, Japan, on Nov. 2.
Just horsin' around! The 33-year-old actress attended Derby Day at the Flemington Racecourse in Melbourne, Australia, on Nov. 2.
Yara Shahidi and Tyler, The Creator
Mellow yellow? Nah! These two were the life of the party at the Gucci-presented 2019 LACMA Art + Film Gala in Los Angeles on Nov. 2.
Kaia Gerber and Cindy Crawford
It was a mother-daughter night out for this gorgeous duo at A Sense of Home's First-Ever Annual Gala, "The Backyard Bowl," at a private residence in Beverly Hills on Nov. 1.
J.Lo looked like she was having a ball during her 2019 iHeartRadio Fiesta Latina performance in Miami on Nov. 2.
The "Sunflower" rapper celebrated the launch of his Post Malone x Arnette collab collection at the 2nd annual Posty Fest in Arlington, Texas, on Nov. 2.
The 39-year-old actor embraced his animated counterpart at the premiere of Netflix's Klaus in Westwood, California, on Nov. 2.
Back in the habit! The "Push" rapper showed off her sexy nun getup at KAOS Nightclub's “Demon Dome” opening celebration at Palms Casino Resort in Las Vegas on Nov. 1. Check out even more celeb Halloween costumes here.
The former Victoria's Secret Angel gave off major sporty vibes at the launch of her new collection with PUMA in New York City on Nov. 1.
The Dawson's Creek alum celebrated Hoka One One's inaugural NYC pop-up store on Nov. 1.
The Dickinson star went punk in plaid while visiting the SiriusXM Studios in New York City on Nov. 1.
Christmas came early for the Chilling Adventures of Sabrina star at a photocall for Netflix's Let It Snow in Beverly Hills on Nov. 1.
Pat Sajak, Vanna White and Alex Trebek
The game show trio posed together at Harry Friedman's Hollywood Walk of Fame ceremony in L.A. on Nov. 1.
The "Sorry" singer had a portable IV drip attached to him as he headed out for a bike ride in Beverly Hills on Nov. 1.
Jennifer Aniston and Reese Witherspoon
The co-stars looked ready to get down to business at a special screening of The Morning Show in London on Nov. 1.
David Harbour and Lily Allen
The Stranger Things star and his singer girlfriend were all smiles as they took a stroll through Manhattan's SoHo neighborhood hand in hand on Nov. 1.
The 47-year-old actor was in an upbeat mood despite getting a parking ticket in Los Angeles on Oct. 31.
Sarah Jessica Parker
The Divorce star sat on her front stoop to hand out candy to trick-or-treaters in Manhattan on Halloween.
The "It All Comes Out in the Wash" singer put on a pretty-in-pink performance for Late Night With Seth Meyers on Oct. 31.
The model added a pop of color to her all-black ensemble, which included a Mekshi crop top and ksubi jeans -- with a bright red purse during a coffee run in Los Angeles on Oct. 31.
The actress snapped a pic with a Handmaid's Tale fan during the 22nd SCAD Savannah Film Festival in Georgia on Oct. 31.
Antoni Porowski and Jonathan Van Ness
The Queer Eye stars tested out their best prom poses while visiting BuzzFeed's AM to DM in New York City on Oct. 31.
On Halloween, the Colombian singer flashed a peace sign on the New York City set of Marry Me, which he's filming with Jennifer Lopez and Owen Wilson.
The Dickinson darling goofed around outside Build Studio in New York City on Oct. 31.
Brendan McLoughlin and Miranda Lambert
The country crooner and her hubby stuck close together outside a pub in New York City on Oct. 30.
The singer-actress greeted a fan after arriving at JFK Airport in Queens, New York, on Oct. 30.
Chloe Grace Moretz
The Greta star stepped out in a colorful frock for the Louis Vuitton Maison Seoul opening party in South Korea on Oct. 30.
The Victoria's Secret Angel gave a wave as she crossed a street in midtown Manhattan on Oct. 30.
A Southern belle! The Booksmart star posed outside the lit-up marquee of the Trustees Theater in Savannah, Georgia, during the 22nd SCAD Savannah Film Festival on Oct. 30.
John Krasinski and Seth Meyers
The Jack Ryan star giddily chatted with the talk show host during his appearance on Late Night With Seth Meyers on Oct. 30.
Sharon Stone and Liev Schreiber
Cheers! The actors came together at the New York City premiere of Cashmere - The Origin of a Secret on Oct. 30.
Naturi Naughton and Curtis '50 Cent' Jackson
The duo headed to the nation's capital for the Power season 6 mid-season finale advanced screening and reception on Oct. 30.
What season is it?! The "Millennium" singer sported a shorts suit under a puffy jacket when he arrived at a radio studio in London on Oct. 30.
The pregnant model put her baby bump on display in a curve-hugging tan ribbed dress outside the New York City set of the Today show on Oct. 30.
Back Down Under! The Avengers: Endgame star gave a big thumbs up as he headed into a preview of Tourism Australia's latest campaign at the Sydney Opera House in Sydney, Australia, on Oct. 30.
The bubbly actress was a natural beauty in neutrals as she hit the streets of New York City in the early morning hours of Oct. 30.
David Harbour's new lady love took her coffee to-go as she wandered about in Manhattan on Oct. 30.
The "Graveyard" singer put on a haunted performance for the Oct. 30 episode of The Ellen DeGeneres Show.
The Scandal star was pretty in purple during a busy press day in the Big Apple on Oct. 30.
Ciara and Debbie Gibson
The "Thinkin Bout You" singer ran into the '80s pop star outside the Today show in New York City on Oct. 30.
The Australian actress kept her headphones on lock as she hit the streets of New York City on Oct. 30.
Dolly Parton and Julianne Hough
Icon status! Hough bonded with the country music legend at the premiere of Parton's Heartstrings premiere at Dollywood in Pigeon Forge, Tennessee, on Oct. 29.
Kim Kardashian West
The Keeping Up With the Kardashians star paired a white ribbed tee with vintage black leather Wrangler pants when she arrived at a private theater in Los Angeles' Melrose District with Scott Disick (not pictured) on Oct. 29.
A little rain didn't stop the Morning Show star from glowing as she headed into the Late Show With Stephen Colbert set in New York City on Oct. 29.
The "Blow Your Mind" singer was a neon dream all bundled up outside the KISS FM Radio Studios in London on Oct. 29.
The Morning Show actress was beaming as she posed for a pic during a rainy walk through New York City's Central Park on Oct. 29.
The Where'd You Go, Bernadette star was a vision at the Harper's Bazaar Women of the Year Awards 2019 at Claridge's Hotel in London on Oct. 29.
Cynthia Erivo and Janelle Monáe
The "Pynk" singer puckered up to her Harriet co-star at the Los Angeles premiere of their film on Oct. 29.
The Santa Clarita Diet star gave off major '70s vibes at the 2019 WWD Honors in New York City on Oct. 29.
The Younger star was spotted filming a scene with a giant stuffed animal llama at New York City's Washington Square Park on Oct. 29.
John Krasinski, Noomi Rapace and Michael Kelly
The Jack Ryan co-stars reunited for their show's season two premiere in New York City on Oct. 29.
The Booksmart director had the blues at the 22nd SCAD Savannah Film Festival in Georgia on Oct. 29.
The former president was literally all of us when he hung out with Elmo at the 2019 Common Sense Awards in New York City on Oct. 29.
Emilia Clarke and Henry Golding
The co-stars shared a sweet moment as they greeted each other on the red carpet at the New York City premiere of their new movie, Last Christmas, on Oct. 29.
The leggy model shimmered at an Intimissimi show in Verona, Italy, on Oct. 29.
Rob Lowe and Kristin Davis
The actors matched in black at a cast and crew screening of Netflix's Holiday in the Wind at the London Hotel in West Hollywood on Oct. 29.
That stare! The Doctor Sleep star gave us the chills at the Los Angeles premiere of his new Stephen King thriller on Oct. 29.
Jasmine Sanders, Paris Hilton and Nicole Williams
The trio enjoyed a major model moment at the exclusive preview of the West Hollywood EDITION Oct. 29. Other celebs at the Ian Schrager- and Arne Sorenson-hosted evening included Janelle Monae, Billy Idol, Dylan McDermott, Diplo and Rumer Willis.
The "Lose You to Love Me" singer puckered up for a selfie with a fan in New York City on Oct. 29.
Ryan Reynolds and Blake Lively
Lively was spotted out for the first time since welcoming her and Reynolds' third child earlier this year. The duo was all bundled up for a brisk fall stroll through New York City on Oct. 29.
The Late Night star was in an upbeat mood outside the New York City set of Good Morning America on Oct. 29.
The Duke of Sussex blended into a sea of red shirts at the launch of Team UK for the Invictus Games The Hague 2020 in London on Oct. 29.
Jennifer Aniston and Reese Witherspoon
Our favorite Green sisters (we miss you, Friends!) both donned pretty black dresses for the premiere of The Morning Show at New York City's Lincoln Center on Oct. 28.
The This Is Us star made a new friend in Holiday Mickey Mouse when she helped him and the U.S. Marines kick off the Disney store's holiday campaign at the Glendale Galleria in the L.A. area. From Nov. 2 through Dec. 15, Disney will donate $1 to Toys for Tots for every new, unwrapped toy donated at a Disney store in the U.S. or online through shopDisney.com.
The "Look at Her Now" singer tapped into her animal instincts as she exited a radio station in New York City's Tribeca neighborhood on Oct. 28.
The actress made a new pal in Sesame Street's Karli at the Children's Rights Inspiration Awards & Benefit Gala in New York City on Oct. 28.
The morning talk show co-host made a dramatic entrance onto the Gabrielle's Angel Foundation's Angel Ball 2019 red carpet at Cipriani Wall Street in New York City on Oct. 28. While at the event, guests drank Casa Noble tequila cocktails while dancing to performances by Boy George, Patti Labelle and Flo Rida.
The Charlie's Angels star-director spoke onstage at the Center for Reproductive Rights 2019 Gala at NYC's Jazz at Lincoln Center on Oct. 28.
Kate and Rooney Mara
The sisters matched in downtown cool black ensembles at the release party for Rain Phoenix's new album, RIVER, which was hosted by Rain's brother and Rooney's boyfriend, Joaquin Phoenix, at Jim Henson Studios in Hollywood on Oct. 28.
Emma Thompson and Jimmy Fallon
While visiting the Tonight Show Starring Jimmy Fallon on Oct. 28, Thompson took on the "Random Instrument Challenge" like a champ!
The Jesus Is King rapper returned to his hometown for a Jim Moore book event at Ralph Lauren Chicago on Oct. 28.
Miley Cyrus and Cody Simpson
The couple grabbed lunch together at Granville restaurant in West Hollywood on Oct. 28.
Gugu Mbatha-Raw and Edward Norton
The co-stars looked lovely at the Los Angeles premiere of their new film, Motherless Brooklyn, on Oct. 28.
Nicole Kidman and Keith Urban
The couple posed for pics with CMA's Sarah Trahern at the 53rd annual CMA Awards nominees reception in Brentwood, Tennessee, on Oct. 28.
The funny lady got goofy when she spotted photos on the New York City set of her upcoming film, Here Today, on Oct. 28.
Aldis Hodge and Sienna Miller
The actors posed together during the 22nd SCAD Savannah Film Festival in Savannah, Georgia, where Miller was presented with an Outstanding Achievement in Cinema Award during an American Woman Q&A on Oct. 28.