Here's What 20 of Today's Biggest Stars Were Like at Age 20

Current age: 35

Career at 20: Ryan got plenty of attention as a Mouseketeer and then as young Hercules. That year marked his switch to film acting, with a performance in Remember the Titans.

Relationship status at 20: Ryan was a little over 20 when he worked on Murder by Numbers with Sandra Bullock. The two dated for almost a year before calling quits.

Quoted at 20: In an interview with Teen Magazine, Ryan shared a few wise words: "I've learned it's important not to limit yourself. You can do whatever you really love to do, no matter what it is."