Nelly then:
Nelly now:
Mandy Moore then:
Mandy Moore now:
Ashanti then:
Ashanti now:
Jesse Bradford then:
Jesse Bradford now:
Cameron Diaz then:
Cameron Diaz now:
Johnny Knoxville then:
Johnny Knoxville now:
Kelly Clarkson then:
Kelly Clarkson now:
Frankie Muniz then:
Frankie Muniz now:
Craig David then:
Craig David now:
Vanessa Carlton then:
Vanessa Carlton now:
Seann William Scott then:
Seann William Scott now:
Alexis Bledel then:
Alexis Bledel now:
Tom Welling then:
Tom Welling now:
Jennifer Love Hewitt then:
Jennifer Love Hewitt now:
Mario then:
Mario now:
Eminem then:
Eminem now:
Chad Michael Murray then:
Chad Michael Murray now:
Avril Lavigne then:
Avril Lavigne now:
Jessica Alba then:
Jessica Alba now:
Cam'ron then:
Cam'ron now:
Nicole Richie then:
Nicole Richie now:
Hilary Duff then:
Hilary Duff now:
Gwen Stefani then:
Gwen Stefani now:
Lindsay Lohan then:
Missy Elliot then:
Missy Elliot now:
Enrique Iglesias then:
Enrique Iglesias now:
Michelle Trachtenberg then:
Michelle Trachtenberg now:
Kelly Osbourne then:
Kelly Osbourne now:
Chris Klein then:
Chris Klein now:
Kristin Kreuk then:
Kristin Kreuk now:
Ashton Kutcher then:
Ashton Kutcher now:
Wilmer Valderrama then:
Wilmer Valderrama now:
Steve-O then:
Steve-O now:
I had to google that one.
One-hit wonder.