They've sold more than 80 million records worldwide – but some Black Eyed Peas fans still have no idea ... some of their most popular songs include Pump It, My Humps, Shake Ya Boom Boom, Just ...

Black-Eyed Peas performed Pump it. David Roper (as Four Poofs and a Piano) Musical Performer David Wickenden (as Four Poofs and a Piano) Musical Performer Ian Parkin (as Four Poofs and a Piano) ...

The singer performed alongside the Black Eyed Peas at the big game in 2011. Will.i.am chats with ET at the Breakthrough Prize Ceremony at the Academy Museum of Motion Pictures in Los Angeles.