Based on a True Story is the second studio album by American rapper Mack 10, released September 16, 1997 on Priority Records. It peaked at number 14 on the Billboard 200 and at number 5 on the Billboard Top R&B/Hip-Hop Albums. One single, "Backyard Boogie", peaked at number 23 on the Billboard Hot R&B/Hip-Hop Songs. and performed well on several other charts as well. The album features guest performance by Ice Cube, E-40, Snoop Dogg, Allfrumtha I and The Comrads.