That was over 13 years ago in 2007.
Today she is 41, and has starred in 37 movies in total, 14 since Knocked Up was released.
In Knocked Up, I think Katherine Heigl looks:
Knocked Up scores 6.1 out of 10 on The Movie Database.
Katherine Heigl's first acting role was as 'Christina Sebastian' in King of the Hill, released in 1993 when she was 14.
Find DVDs, posters and memorabilia about Knocked Up on Amazon.