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Morgan Spurlock Investigates: Why will.i.am Makes Music

Hulu’s ”A Day in the Life“ gets Black Eyed Peas to open up about his reason for being

Hulu's new foray into original content, Morgan Spurlock's series "A Day in the Life," follows an influential person for 24 hours and his or her day down to 22 minutes. So it's not surprising that the latest edition captures will.i.am's reason for being in mere seconds.

The Black Eyed Peas frontman explains why he does what he does — besides the millions of dollars — in a backseat interview for the show. Watch below to learn, finally, what force inspired "I Gotta Feeling":