AdvertisementBilly Crystal's 'Foolin', Full Of Fun — And FeelingSeptember 07, 2013NPR StafffacebookEmailBilly Crystal returned to voice the role of Mike Wazowski in 2013's Monsters University, sequel to the hit Pixar comedy that introduced the outgoing one-eyed scareball — sidekick to John Goodman's furry blue-and-purple star. (AFP/Getty Images)