Known alternately throughout his career as Puff Daddy, P. Diddy, Diddy, and less formally as Puffy, Sean Combs is one of the shrewdest and most successful figures in the music industry. Starting as a party promoter, background dancer, and label intern, Combs rapidly emerged in the early '90s as a talent scout, label executive, producer, songwriter, and rapper, among other roles behind the scenes and on-screen. After a brief stint fostering the success of Jodeci and Mary J. Blige at Uptown Records, Combs launched Bad Boy Records in 1994 and resumed his ascent with hits by Craig...