21 & Under: Hottest Breakout Stars
Zac! Rihanna! Shia! Lauren! These kids aren't only the most popular, they're also the most likely to get bigger in '08. By Aaron Parsley
Credit: Steve Granitz/WireImage
Updated: Monday Nov 26, 2007 | 06:00 AM EST
More from PEOPLE
- Find Out Which TV Star Just Called Kim Kardashian's Platinum Hair 'Jarring'
- Read the Cover Story: What Caused This Teenager to Murder His Parents?
- We Tried It: A Wacky (But Awesome) Beauty Product
- Ashton Sachs: 'I Can't Believe Somebody Killed My Parents'
- Friends Forever! Kendall Jenner and Gigi Hadid Confirm BFF Status with Love Lock in Paris