"Ghetto Musick" / "Prototype" is the fourth and final single to be released from hip-hop duo OutKast's fifth studio album, Speakerboxxx/The Love Below (2003). "Ghetto Musick" (also written as one word, "Ghettomusick") can be found on Disc 1 (Speakerboxxx) and "Prototype" can be found on Disc 2 (The Love Below.)