Grab Some Razzles and See Where the 13 Going on 30 Cast Is Now

Thirty, flirty and thriving. Or, in Mark Ruffalo's case, 54, flirty and thriving. In honor of the actor's birthday, let's catch up with all the stars of the iconic rom-com, 13 Going on 30.
E! celebrates the 15th anniversary of 13 Going on 30 with throwback interviews from Jennifer Garner, Mark Ruffalo and more. Watch!

Jennifer Garner, Mark Ruffalo Chat 13 Going on 30 with New Costar, 13

13 Going On 30 The Musical' Set for U.K. Workshop Production

Jennifer Garner and Mark Ruffalo Recreate Iconic '13 Going on 30

13 Going on 30' Cast: Where Are They Now?

13 Going On 30 Stars Jennifer Garner And Mark Ruffalo In New

13 Going on 30' Cast: See What the Stars Are Up to Now

13 Going on 30' Cast: See What the Stars Are Up to Now

13 Going on 30 - Where to Watch and Stream - TV Guide

Video: Get a First Listen to 'I Wanna Be' From 13 GOING ON 30

13 Going on 30' Cast: See What the Stars Are Up to Now

13 Going On 30′ is Getting a Musical Adaptation