Happy Feet is a 2006 animated jukebox musical comedy film directed and produced by George Miller and written by Miller, John Collee, Judy Morris and Warren Coleman. It stars Elijah Wood, Robin Williams, Brittany Murphy, Hugh Jackman, Nicole Kidman, Hugo Weaving, Anthony LaPaglia, Magda Szubanski and Steve Irwin. In the film, Mumble (Wood), a tap-dancing emperor penguin who lacks the ability to sing a heartsong to attract a soulmate and is ridiculed by his peers and family, departs on a journey across Antarctica to learn what is causing the local fish population to decline — and to find himself along the way.