STAR SIGHTINGS: Justin Bieber Hits the Streets in London, Katie Holmes Stays Warm in NYC and More!


ET has the lowdown on what some of your favorite celebs have been up to recently that you might have missed.

On Tuesday, Justin Bieber and his friends attended Usain Bolt's I Am Bolt premiere after-party at Tape night club in London, where Justin was performing the final two concerts of the European leg of his Purpose Tour. On the way into Tape, he wore a suit and an ink stain patterned shirt. When exiting, Justin was wrapped up for the ice-cold London weather in a beanie hat and parker coat.

WATCH: Justin Bieber Drops Mic, Walks Off Stage After Fans Boo Him in Manchester

Michael Simon

The same day, actress Ashley Benson joined PayPal on #GivingTuesday to encourage online donations to thousands of worthy causes while at home in Los Angeles.

Frazer Harrison/Getty Images for Perrier-Jouet

Later, in Miami Beach, iconic champagne house Perrier-Jouët celebrated the Opening Night of L'Eden by Perrier-Jouët in partnership with Vanity Fair at Casa Faena. Award-winning actress Sarah Jessica Parker (in a pink Dolce & Gabbana party dress) surprised guests as she appeared on stage in a performance created by renowned theatrical director and owner of the The Box nightclub, Simon Hammerstein. In an intimate moment, SJP recited a love poem by W.H. Auden and enthusiastically grabbed a guest's glass to toast the room!

Cool Effect

Meanwhile, Orange Is The New Black's Alysia Reiner joined Cool Effect in New York City for the premiere screening of climate change mockumentary #SaveOurSnowmen, alongside climate action protestors dressed as snowmen on Giving Tuesday.

Also on Tuesday, after being named the "Icon for Social Impact" at the 30th Footwear News Achievement Awards, designer John Varvatos and good friend Cuba Gooding Jr. satisfied their appetites with a late-night meal at Catch in New York City. Cuba joked that there was no food at the event and invited the famed fashion designer to his favorite restaurant. The two caught up with Rihanna during the awards ceremony, where she accidentally stepped on Cuba's new Varvatos shoes.

Sophie Fritz

The day before, Katie Holmes was also in New York City, spotted leaving new hotspot Kola House on a frigid night.

Chris Weeks/Getty Images for Disney Consumer Products, Inc.

Darling duo Jaime King and Kyle Newton kicked off the holiday season with sons James, 3, and Leo, 1, by hosting a wrapping party with the Disney Store to give back to the Boys & Girls Club of America at their Beverly Hills home on Nov. 13. Jaime and Disney Store pulled together some of her closest family and friends to help wrap holiday Disney gifts to donate to the Boys and Girls Club of America as a way to encourage people to be kind to one another, teach children to give back at a time when we need it most, and to spread positivity to the world around us

Jennifer Graylock

On Nov. 16, Olivia Culpo and Rachel Hilbert were in New York City, posing for a photo while wearing Forevermark Jewels at the Black Label Collection launch party.

Gina Garbero

Sean "Diddy" Combs showed his love for the world champion Chicago Cubs on Nov. 17 during the DeLeon 100 Event at Shay Nightclub in Chicago. The global superstar paid it forward by buying fans a signature DeLeon Tequila Bite Down. Combs led a toast before sharing the ritual of drinking the tequila out of the bottle cap.

Disney Channel/Rick Rowell

Back in Los Angeles, Radio Disney turned 20 with a cupcake cake and little help from '90s sensation (and the boy who reportedly came between Hilary Duff and Lindsay Lohan) Aaron Carter.

Tiffany Rose / Getty Images

On Nov. 19, Tito Ortiz and Beau "Casper" Smart were all smiles as they attended the Los Angeles Police Memorial Foundation Celebrity Poker Tournament with PokerStars Helping Hands at Avalon Hollywood in Los Angeles. The event helped the families of LAPD officers who have been injured or killed in the line of duty.

Benjamin Prime
Malachi Banales

A red velvet jumper and fur-clad Dascha Polanco toasted her boyfriend with champagne at Benjamin Prime in New York City, where they celebrated his birthday on Nov. 20 in between kisses over porterhouse, oysters and pecan pie. Meanwhile, in Los Angeles, Liz Milian, Christina Milian and Danielle Milian posed together and celebrated Liz’s baby shower with a glass of rose from Electric Sky Wine at the Sofitel Hotel.

Rony Alwin

On Nov. 21, Justine Skye, Kendall Jenner and Karlie Kloss danced the night away at Drake's official AMA after-party at The h.wood Group's restaurant, Delilah, in West Hollywood. Kloss was also caught in a behind-the-scenes moment while shooting the POPSUGAR 2016 Live Holiday Gift Guide, which airs on Tuesday, Dec. 6 on Facebook Live at 12 p.m. PT/3 p.m. ET!

Musician Scott Stapp kicked off the last leg of his solo tour on Nov. 22 with the most monumental #mannequinchallenge with his bandmates backstage at The Paramount in Huntington, New York.

Brody Jenner, Zach Braff and NBA player Chandler Parsons stepped out for an exclusive performance with Beats by Dre presented by DJ Khaled at new hotspot Nightingale in Los Angeles.

And Liev Schreiber brought his son Sasha, 9, out to volunteer at the Bowery Mission for Feeding America on Thanksgiving morning in New York City. Feeding America is the nationwide network of 200 food banks that leads the fight against hunger in the United States. They provide food to more than 46 million people through 60,000 food pantries and meal programs in communities across America.