That was over 12 years ago in 2009.
Today she is 32, and has starred in 31 movies in total, 24 since Zombieland was released.
In Zombieland, I think Emma Stone looks:
Zombieland scores 7.2 out of 10 on The Movie Database.
Emma Stone's first acting role was as 'Natalie' in The House Bunny, released in 2008 when she was 19.