She has a band named The Pretty Reckless and signed with Interscope
Records.
She and former Gossip Girl (2007) co-star Connor Paolo both officially quit the show in its fifth-season run. Taylor wanted to focus on her music, and Connor got a role in the ABC drama Revenge (2011). Connor made a cameo in her band's music video "My Medicine".
Taylor's younger sister, Sloane Momsen (b. 1996), was also briefly an actress. The sisters' parents are Michael and Colette Momsen and their maternal grandparents were ethnic Germans who emigrated from Imperial Russia.
Told "Teen Vogue" she would like to major in Language Arts.