“Ghosts ‘n’ Stuff” (also “Ghosts N Stuff”) is a song by Canadian progressive house and electro house artist deadmau5 featuring Rob Swire from Australian drum and bass and electronic rock band Pendulum and Knife Party. It was released as a single from deadmau5’s studio album, For Lack of a Better Name. The opening theme is based on Piano Sonata No. 2 (Chopin) and featured a sample from the film The Brain from Planet Arous.