What's the 411? is the debut album by American R&B singer Mary J. Blige. It was released on July 28, 1992, by Uptown Records and MCA Records. After signing a record contract with Uptown, Blige began working on the album with producer Sean "Puffy" Combs. Other producers and songwriters included DeVante Swing, Tony Dofat, Dave Hall, Mark Morales and Mark "Cory" Rooney. The resulting music covered hip hop soul, contemporary R&B, and new jack swing styles.