1. Coldplay's Chris Martin then: Vittorio Zunino Celotto / Getty Images He and the band scored their first Billboard No. 1 hit with "Viva La Vida," the second single from their fourth album, Viva la Vida or Death and All His Friends. Chris Martin now: Kevin Winter / Getty Images He and Coldplay just wrapped up a year and half long tour last summer. 2. Paramore's Hayley Williams then: Rob Loud / Getty Images Was busy promoting the bands second album, Riot! Hayley Williams now: Angela Weiss / AFP / Getty Images Still cool AF! She and the band released their fifth studio album, After Laughter, last year. 3. Vampire Weekend's Ezra Koenig: Frazer Harrison / Getty Images Had a breakout hit with VW's debut single "A-Punk." Ezra Koenig now: Smxrf / GC Images He and VW haven't released a new album in five years — but the band is scheduled to perform this summer at the UK’s End of the Road Festival (so there might be new music in the near future). 4. Garbage's Shirley Manson then: Nbc / Getty Images Took a small break from music to play Catherine Weaver on the TV series, Terminator: The Sarah Connor Chronicles. Shirley Manson now: David M. Benett / Getty Images Has released two more albums with Garbage since then; 2012's Not Your Kind of People and 2016's Strange Little Birds. The band is currently in the studio working on their seventh album, which is scheduled to drop next year. 5. The Killers' Brandon Flowers then: Getty Images Was busy promoting The Killers' third album, Day & Age. Brandon Flowers now: Theo Wargo / Getty Images Is currently on a world tour in support of The Killers' fifth album, Wonderful Wonderful. 6. M.I.A. then: Andrew H. Walker / Getty Images Had one of the hottest songs of the year with "Paper Planes." M.I.A. now: John Macdougall / AFP / Getty Images Since 2008, she has released three more albums; 2010's Maya, 2013's Matangi, and 2016's AIM. She is also writing and producing for other artists. 7. Foo Fighters' Dave Grohl then: Frazer Harrison / Getty Images A LIVING LEGEND and THE BEST. Dave Grohl now: John Phillips / Getty Images Still A LIVING LEGEND and still THE BEST. Also, apparently, has discovered the secret of how NOT to age at all! 8. MGMT's Andrew VanWyngarden then: Noel Vasquez / Getty Images Looked like a hipster art school kid. Had the infectious hit "Kids." 9. Andrew VanWyngarden now: Noam Galai / Getty Images Looks like a hipster art school kid. Recently released the awesome new wave sounding track, "Me and Michael." 10. Red Hot Chili Peppers' Anthony Kiedis then: Kevin Winter / Getty Images Hadn't aged since 1998. Anthony Kiedis now: Santiago Bluguermann / Getty Images Grew a mustache, but other than that hasn't aged since 2008. 11. Kings of Leon's Caleb Followill then: Jason Kempin / Getty Images He and Kings of Leon had a huge breakout hit with their song "Sex on Fire." Caleb Followill now: David Becker / Getty Images Currently on tour in support of Kings of Leon's seventh album, WALLS. 12. 30 Seconds to Mars' Jared Leto then: Jason Kempin / Getty Images Dressed mostly in all black. Jared Leto now: Jason Kempin / Getty Images Dresses mostly like he is wearing everything from a Gucci store at once. 13. Modest Mouse's Isaac Brock then: Matt Jelonek / Getty Images Was busy promoting the band's fifth album, We Were Dead Before the Ship Even Sank. Isaac Brock now: Matt Cowan / Getty Images While Modest Mouse hasn't released a new album in three years, they continue to tour. 14. Incubus' Brandon Boyd then: Frazer Harrison / Getty Images Was the ~dreamy~ lead singer of Incubus. Brandon Boyd now: Ethan Miller / Getty Images Still the lead singer of Incubus, but is also an accomplished artist now. 15. The White Stripes' Jack White then: Gareth Cattermole / Getty Images Was super busy fronting three bands: The White Stripes, The Dead Weather, and The Raconteurs. 16. Jack White now: officialjackwhitelive/ instagram.com Just released his third solo album, Boarding House Reach. 17. AFI's Davey Havok then: Kevin Winter / Getty Images Was moving away from his trademark glam emo Myspace scene kid look. 18. Davey Havok now: Davey Havok/ instagram.com Still part of AFI (as well as Blaqk Audio and DREAMCAR) and has fully ditched the eyeliner, eyebrow tweezing, and flat-ironed hair (aka '00s emo look). 19. The Airborne Toxic Event's Mikel Jollett then: Jeff Kravitz / FilmMagic He and the band had a big breakthrough hit with their single, "Sometime Around Midnight." 20. Mikel Jollett now: Twitter: @Mikel_Jollett In addition to still making music with The Airborne Toxic Event, he runs a fantastic political Twitter account. 21. Weezer's Rivers Cuomo then: Charley Gallay / Getty Images Was busy promoting Weezer's sixth album, Weezer (Red Album). Rivers Cuomo now: rivers_cuomo/ instagram.com Weezer released its 11th studio album last year, Pacific Daydream, and are reportedly releasing their 12th album, the Black Album, very soon. 22. Fall Out Boy's Pete Wentz then: Frazer Harrison / Getty Images Was touring heavily in support of Fall Out Boy's third album, Infinity on High. Fall Out Boy's Pete Wentz now: Neilson Barnard / Getty Images Is touring heavily in support of Fall Out Boy's seventh album, Mania. 23. Panic! at the Disco's Brendon Urie then: Ethan Miller / Getty Images Was promoting PATD's second album, Pretty. Odd. Brendon Urie now: Michael Loccisano / Getty Images He is truly a multi-hyphenate. In addition to having a new album with PATD coming out soon, he has starred in the Broadway production of Kinky Boots, as well as written a song for the Broadway musical, SpongeBob SquarePants — The New Musical. 24. My Chemical Romance's Gerard Way then: Kevin Winter / Getty Images Had just finished promoting MCR's seminal album, The Black Parade. Gerard Way now: gerardway/ instagram.com While he has kept a relatively low-profile since disbanding My Chemical Romance in 2013, Gerard recently uploaded this selfie to Instagram to show everyone what he looks like now. And, I think I speak for all of us when I say, I hope there is a MCR reunion coming soon.