 Bennett sang several songs for the film's soundtrack, including "Buddha's Delight" and "Way Back into Love"; fragments of the songs "Entering Bootytown" and "Slam" are heard during concert scenes in the film, and her song "Invincible" plays during the end credits.That same year, she signed with 550 Music/NuSound Records (part Epic Records), and began working on her debut album, though one was never released.Bennett performed her first live concert at The Mint in Los Angeles on June 19, 2008.