The songs of Journey, Bon Jovi, Def Leppard and other artists underscore a tale of big dreams in Hollywood. Soon after hopping off a bus from the Midwest, aspiring singer Sherrie Christian (Julianne Hough) immediately finds herself in trouble. Coming to her rescue is Drew (Diego Boneta), a bar-back at the legendary club the Bourbon Room. With stars in their eyes, the young lovers chase their dreams, but a misunderstanding involving rock god Stacee Jaxx (Tom Cruise) threatens to tear them apart.