Murphy has worked as a voice actor including playing the Chinese dragon Mushu in Disney's "Mulan" (1998), Thurgood Stubbs in the sitcom "The PJs" (1999–2001), and Donkey in DreamWorks Animation's "Shrek" series (2001–2010). In some films he plays multiple roles in addition to his main character; this is intended as a tribute to one of his idols, Peter Sellers. He has played multiple roles in "Coming to America" (1988), Wes Craven's "Vampire in Brooklyn" (1995), the "Nutty Professor" films, "Bowfinger" (1999), "The Adventures of Pluto Nash" (2002), "Norbit" (2007), and "Meet Dave" (2008). , Murphy's films have grossed over $3.8 billion ( adjusted for inflation) in the United States and Canada box office, and over $6.7 billion worldwide. In 2015, his films made him the sixth-highest grossing actor in the United States.