It's been 10 years since One Direction made hearts collectively swoon, and in honor of their big anniversary, we're taking a look back at some of Niall Horan, Liam Payne, Harry Styles, Zayn Malik and Louis Tomlinson's biggest moments together and their later solo careers. Why? Because it's the little things, of course.
Payne suited up in a sharp all-black look at the 2018 Fashion Awards in London.
Liam Payne, Louis Tomlinson, Niall Horan, Harry Styles and Zayn Malik were seen at X Factor's London studios ahead of a live taping of the show. The English and Irish singers finished third in the seventh season of the British singing competition and ended up signing with Simon Cowell's Syco Records.
The fresh-faced cuties attended their first major red carpet together for the world premiere of Harry Potter and the Deathly Hallows: Part 1 in London.
1D looked like they were channeling The Beatles in their matching suits and skinny ties at the world premiere of The Chronicles of Narnia: The Voyage of the Dawn Treader in London.
They look so young! One Direction performed at the 2011 BBC Teen Awards in London, just one month after they released their first single, "What Makes You Beautiful."
The band was surrounded by fans when they stepped out for a BBC Radio One interview in London.
1D Down Under! The "Kiss You" singers took the stage at Hisense Arena in Melbourne, Australia.
Zayn, Harry, Liam, Louis and Niall donned black-and-white outfits when they hit up the Men In Black 3 premiere after-party at the USS Intrepid in New York City.
Holiday crooners! The "Irresistible" singers hit the stage during Z100's Jingle Ball 2012 in New York City.
1D posed with their Brits Global Success Award in the press room at the 2013 Brit Awards 2013 in London.
The five crooners looked too cool when they posed for pics at the 2013 Teen Choice Awards in Los Angeles.
The boys in the Big Apple! Tons of fans filled Rockefeller Center when 1D performed on the Today show.
It was nothing but smiles for the fab five during their iHeartRadio album release party for Midnight Memories in Burbank, California.
The guys looked awesome in their fall attire that was quite appropriate for performing outside on Good Morning America.
The boys proudly showed off their book, Where We Are, during a book signing in London.
The "Little Things" singers celebrated winning the British Video and Global Success trophies at the 2014 BRIT Awards 2014 in London.
Tomlinson spoke on behalf of the group as they accepted the award for Favorite Pop/Rock Band/Duo/Group at the 2014 American Music Awards in Los Angeles.
The men of One Direction looked sharp when the hit the red carpet at the BBC Music Awards in London.
The 1D members all showed off their unique styles during a performance on Good Morning America from New York City's Central Park.
Niall, Liam, Harry and Louis sang their hearts out at the 2015 American Music Awards in Los Angeles.
In one of their last appearances as a four-piece, Payne, Tomlinson, Styles and Horan hit the red carpet at the 2015 BBC Music Awards in Birmingham, England.
Here's to 2016! 1D closed out 2015 by performing from Los Angeles on Dick Clark's New Year's Rockin' Eve With Ryan Seacrest.
The first to leave One Direction to go solo, Malik brought his brood to the stage during 102.7 KIIS FM's Wango Tango 2016 in Carson, California.
Horan looked as charming as ever as he hit the stage solo during KISS 108's Jingle Ball 2016 in Boston.
Tomlinson looked too cute in his red hoodie when he popped by the Elvis Duran and the Morning Show at the Z100 studios in New York City.
Horan flashed his winning smile during an appearance on The Tonight Show Starring Jimmy Fallon.
Real men wear pink! Malik looked super sharp in his pastel suit at the 60th Annual GRAMMY Awards in New York City.
Styles was pure rock star moves during the Paris stop of his European tour, Harry Styles: Live on Tour.
Good hair and solid scruff were the name of Tomlinson's game when he stopped by the Kiss FM Studio in London.
Styles has the most unique style of the 1D bunch, and he let his sartorial flare shine at the 2019 Met Gala, where the theme that year was "Camp: Notes on Fashion."
Payne looked red hot at the 2020 Laureus World Sports Awards in Berlin, Germany.