Abigail Breslin
Age: 15
What She's Done: Got an Oscar nomination at the age of 11 for her role as Olive Hoover in 'Little Miss Sunshine'; played Mel Gibson's daughter in the 2002 thriller 'Signs'; starred as Little Rock in 'Zombieland'
What's Next: Will play a 13-year-old singer-songwriter in 'Janie Jones'; will star in the ensemble rom-com 'New Year's Eve.'
Did You Know? Her first acting role was in a Toys 'R Us commercial at the age of three.