Blake Lively Has Fashion Fun

Gossip Girl stars Blake Lively and Leighton Meester arrive at Mercedes-Benz Fashion Week Spring 2009 on Sunday.

Leighton attended Calvin Klein’s 40th Anniversary bash while Blake choose to attend the Miss Sixty show.

The 21-year-old blond star also arrived at the final performance of the musical Rent in New York City.

Other GG stars to make their way amidst Fashion Week has been 15-year-old Taylor Momsen as well as Michelle Trachtenberg.

10+ pictures of Blake Lively and Leighton Meester having fashion fun…