Leighton Marissa Meester is an American actress and singer. She is mostly known for her starring role as Blair Waldorf in the teen drama series Gossip Girl (2007–12). In addition to her acting career, Meester has also ventured into music. She released two singles, recorded songs for various soundtracks and collaborated with several artists, being featured on Cobra Starship's "Good Girls Go Bad" (2009). After her television debut in 1999 playing Alyssa Turner in Law & Order, Meester appeared as a guest in two more series before landing her big role in the movie Hangman's Curse, based on the best-selling book by Frank Peretti
Meester attended the Professional Children's School and also began working as a model with Wilhelmina, booking a Ralph Lauren campaign shot by Bruce Weberand working with then photographer (now filmmaker) Sofia Coppola as well as many commercials including Tamagotchi toys and Clearasil.
Meester grew up in Marco Island, Florida, where she participated in productions at a local playhouse. When she was 11 years old, Meester and her mother moved to New York City