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Tom Cruise: 'Rock of Ages needed a monkey'

10 June 2012 Last updated at 21:48 BST

The stars of Rock of Ages have been strutting their stuff on the red carpet ahead of the film's premiere in London's Leicester Square.

The BBC's Lizo Mzimba spoke to Tom Cruise about why he wanted to make a rock and roll movie and what it was like to share the limelight with a monkey.