That was over 14 years ago in 2007.
Today she is 45, and has starred in 27 movies in total, 18 since Hot Rod was released.
In Hot Rod, I think Isla Fisher looks:
Hot Rod scores 6.3 out of 10 on The Movie Database.
Isla Fisher's first acting role was as 'Kim' in Swimming Pool, released in 2002 when she was 26.