Celia's Mad Song Information Written by Randy Newman Album Monsters, Inc. Length 01:42 Used in Monsters, Inc. Celia's Mad. Celia's Mad - Monsters, Inc OST "Celia's Mad" is a score composed by Randy Newman, used in Monsters, Inc. It plays when Celia madly walks up to Mike while he and Sulley are trying to get Boo back to her door. Retrieved from "https://monstersinc.fandom.com/wiki/Celia%27s_Mad?oldid=17904" Categories: Scores Community content is available under CC-BY-SA unless otherwise noted.