 He arranged many of the songs behind Disney's "The Lion King" (while Hans Zimmer wrote the orchestral score with Nick Glennie-Smith and Lebo M. for the African chants) including the Broadway musical.He composed the score for the thriller "Twister" (1996) and the action films "Speed" (1994) and "Bad Boys" (1995).Mancina co-wrote several songs for Hanna-Barbera's 1990 animated film "".