Operation Stackola is the debut album by hip hop duo Luniz, which was released on July 4, 1995. The album was eventually certified Platinum by the RIAA for sales of over one million records on June 20, 2000. It features the group's most famous song to date, "I Got 5 on It." The album also ended up being the group's highest selling album, which topped the Top R&B/Hip Hop Albums chart for over 2 weeks and making the Top 20 on the Billboard 200.