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    33 People Who Changed A Butt Load Or A Butt Little Since 1999

    Time has been kind (for some of these people).

    1. Danielle Fishel in 1999:

    Steve Granitz / WireImage

    Danielle Fishel now:

    2. Ben Savage in 1999:

    ABC Photo Archives / Walt Disney Television via Getty Images

    Ben Savage now:

    3. Feeny in 1999:

    Bonnie Schiffman / Walt Disney Television via Getty Images

    Feeny now:

    4. Justin Timberlake in 1999:

    Jim Smeal / Ron Galella Collection via Getty Images

    Justin Timberlake now:

    Isa Foltin / Getty Images

    5. J.C. Chasez in 1999:

    Steve Granitz / WireImage

    J.C. Chasez now:

    Jamie McCarthy / Getty Images

    6. Joey Fatone in 1999:

    Bob Berg / Getty Images

    Joey Fatone now:

    Johnny Louis / Getty Images

    7. Lance Bass in 1999:

    Steve Granitz / WireImage

    Lance Bass now:

    Ogut / GC Images

    8. Chris Kirkpatrick in 1999:

    Steve Granitz / WireImage

    Chris Kirkpatrick now:

    9. NSYNC in 1999:

    Steve Granitz / WireImage

    NSYNC now:

    10. Frankie Muniz in 1999:

    Ron Galella / Ron Galella Collection via Getty Images

    Frankie Muniz now:

    11. Mario Lopez in 1999:

    Ron Galella Ltd. / Ron Galella Collection via Getty Images

    Mario Lopez now:

    Peacock / Getty Images

    12. Mark-Paul Gosselaar in 1999:

    Ron Galella Ltd. / Ron Galella Collection via Getty Images

    Mark-Paul Gosselaar now:

    Mark-Paul Gosselaar / Twitter / Via Twitter: @MPG

    13. Brandy in 1999:

    Marion Curtis / The Life Picture Collection via Getty Images

    Brandy now:

    14. Monica in 1999:

    David Corio / Redferns

    Monica now:

    15. Nick Lachey in 1999:

    Steve Granitz / WireImage

    Nick Lachey now:

    16. Jessica Simpson in 1999:

    Kmazur / WireImage

    Jessica Simpson now:

    17. Rachael Leigh Cook in 1999:

    Ron Galella / Ron Galella Collection via Getty Images

    Rachael Leigh Cook now:

    18. Reese Witherspoon in 1999:

    Robin Platzer / Getty Images

    Reese Witherspoon now:

    19. Sarah Michelle Gellar in 1999:

    Jeff Kravitz / FilmMagic

    Sarah Michelle Gellar now:

    20. Freddie Prinze Jr. in 1999:

    Jim Smeal / Ron Galella Collection via Getty Images

    Freddie Prinze Jr. now:

    21. Enrique Iglesias in 1999:

    Ron Galella / Ron Galella Collection via Getty Images

    Enrique Iglesias now:

    22. Ricky Martin in 1999:

    Kmazur / WireImage

    Ricky Martin now:

    23. Britney Spears in 1999:

    Steve Granitz / WireImage

    Britney Spears now:

    24. Madonna in 1999:

    Steve Granitz / WireImage

    Madonna now:

    25. Gwen Stefani in 1999:

    Ron Galella / Ron Galella Collection via Getty Images

    Gwen Stefani now:

    NBC / Getty Images

    26. Moby in 1999:

    Steve Azzara / Getty Images

    Moby now:

    27. Lil' Kim in 1999:

    Ron Galella / Ron Galella Collection via Getty Images

    Lil' Kim now:

    28. Eminem in 1999:

    Kevin.mazur / WireImage

    Eminem now:

    Kurt Krieger — Corbis / Getty Images

    29. Beyoncé in 1999:

    Jim Smeal / Ron Galella Collection via Getty Images

    Beyoncé now:

    30. Jennifer Lopez in 1999:

    Dave Allocca / The Life Picture Collection via Getty Images

    Jennifer Lopez now:

    31. Keanu Reeves in 1999:

    Barry King / WireImage

    Keanu Reeves now:

    Steve Granitz / WireImage

    32. Jennifer Aniston in 1999:

    Dan Callister / Getty Images

    Jennifer Aniston now:

    33. Paul Rudd in 1999:

    Ron Galella Ltd. / Ron Galella Collection via Getty Images

    Paul Rudd now:

    Ron Galella Ltd. / Ron Galella Collection via Getty Images

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