The singing voice for Little Richard, was provided by Legendary singer Ali Ollie Woodson who was a lead singer for The Temptations and also portrayed himself in this film.
Little Richard: [improvising on the piano]
A-wop-bop-a-loo-bop-a-good-hot-damn! Tutti frutti! Good booty! Tutti frutti! Good booty! Tutti frutti! Good booty! Tutti frutti! Good booty! If it don't fit, don't force it! If you grease it, make it easy!