Life After Death is the second and final studio album by American rapper The Notorious B.I.G., released March 25, 1997 on Bad Boy Records. A double album, it was released posthumously following his death on March 9, 1997 and serves as his final studio album. The album is the follow-up to The Notorious B.I.G.'s debut album, Ready to Die (1994), and it features collaborations with guest artists such as 112, Jay-Z, Lil' Kim, Mase, Bone Thugs-N-Harmony, Too $hort, Angela Winbush, D.M.C. of Run-D.M.C., R. Kelly, The LOX, and Puff Daddy. Life After Death exhibits The Notorious B.I.G. further delving into the mafioso rap subgenre. Life After Death was released to a significant amount of critical praise and commercial success. In 2000, the album was certified diamond in sales by the Recording Industry Association of America (RIAA), and it has been credited as one of the best-selling rap albums of all time.