Pearl is the fourth album by Janis Joplin, released posthumously on Columbia Records, catalogue PC 30322, in January 1971. It was the final album with her direct participation, and the only Joplin album recorded with the Full Tilt Boogie Band, her final touring unit. It peaked at #1 on the Billboard 200, holding that spot for nine weeks. It has been certified quadruple platinum by the RIAA.