The world's first 'Squeakoff', a rodent vs human dance-off on the South Bank featuring the Chipmunks themselves and a special celebrity guest star.
Anyone can join in the fun on the day: just visit the Alvin and the Chipmunks YouTube channel to watch the dance tutorial so that you too can shake your groove thing, Chipmunk style!
Alvin and the Chipmunks 2: The Squeakquel will be available on Blu-ray and DVD from Monday 12 April 2010.
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