WASHINGTON – He might have been sitting next to superstars Bradley Cooper and Heather Graham, but Will Smith hammed it up last week with a special surprise performance of “The Fresh Prince of Bel-Air” theme song on the Graham Norton Show.

Accompanied by his son, Jaden, and longtime friend DJ Jazzy Jeff, Smith rapped the tune with a little help from the crowd.

Watch as the audience goes wild after a cameo from Carlton:

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