Taylor Momsen Wants The World To Know She's All Grown Up.

The Gossip girl star turned rock star wants the world to know that she's all grown up. The 20-year old star who played Jenny Humphrey, a social climbing high school girl in the show Gossip Girl, featured  in a provocative new shoot for the November issue of Maxim. The star revealed her sheer racy underwear paired with and unbuttoned jeans. Taylor founded her band The Pretty Reckless in 2009. She was 12 when she took on her role on Gossip Girl.