Leighton Marissa Meester (born April 9, 1986)is actress and singer. Meester first garnered attention and critical acclaim for playing Blair Waldorf in the CW's teen drama television series Gossip Girl. Meester starred in the comedy That's My Boy, alongside Adam Sandler, Andy Samberg, and Milo Ventimiglia, which was released in June 2012.
In August 2012, Meester appeared alongside Wilmer Valderrama and Vanessa Curry in the house music group Nomads' music video "Addicted to Love".
In October 2010, Meester said she had been working with a band called Check in the Dark and had been writing for the last six months after being inspired by Country Strong. "I've just been having fun and writing from my heart". She revealed her influences, "I love Neil Young and Joni Mitchell, that style of music, and as far as songwriting I think that's where my heart is."On April 22, 2012, Meester announced via Twitter a five-city tour with Check in the Dark, which started on May 29 and ended on June 4.