That was over 16 years ago in 2006.
Today she is 38, and has starred in 32 movies in total, 30 since LOL was released.
In LOL, I think Greta Gerwig looks:
LOL scores 6.6 out of 10 on The Movie Database.
Greta Gerwig's first acting role was as 'Greta' in LOL, released in 2006 when she was 22.