Leighton Meester isn't the only Gossip Girl with a song to sing. Taylor Momsen is in a band, too! Judging by Little J's rock 'n roll edge on GG, it's not a far stretch for Taylor to rock out on stage in her grunge chic style. Her band The Pretty Reckless debuted the other night in NYC with her at the mic. They're set to release their full-length album this fall and will go on tour with The Veronicas next summer! What do you think of Rocker Jenny? Click to yay or nay this actor-turned-songstress!