On Television
2007-??: Gossip Girl [as Serena van der Woodsen]
2009: Saturday Night Live [as herself]

Movies
2005: The Sisterhood of the Traveling Pants [as Bridget Vreeland]
2006: Accepted [as Monica Moreland]
2006: Simon Says [as Jenny]
2007: Elvis and Anabelle [as Anabelle Leigh]
2008: The Sisterhood of the Traveling Pants 2 [as Bridget Vreeland]
2009: The Private Lives of Pippa Lee [as Teenage Pippa Lee]
2009: New York, I love You [as Gabrielle DiMarco]
2010: The Town [as Krista Coughlin]
2011: Green Lantern [as Carol Ferris]