That was over 10 years ago in 2011.
Today she is 31, and has starred in 32 movies in total, 2 since Scream 4 was released.
In Scream 4, I think Hayden Panettiere looks:
Scream 4 scores 6.1 out of 10 on The Movie Database.
Hayden Panettiere's first acting role was as 'Dot (voice)' in A Bug's Life, released in 1998 when she was 9.