Pharrell Williams has claimed that “all but one” of the tracks on Justin Timberlake‘s debut album, ‘Justified’, were originally written for Michael Jackson.Speaking on Revolt TV podcast Drink Champs, Pharrell revealed that he was regularly sending beats to both Jackson and Prince, apparently without success.“John McClain was his manager at the time,” the Neptunes producer explained. “We sent him pretty much all the stuff y’all are hearing on the ‘Justified’ album.