"Stay Fly" is the first single from hip hop group Three 6 Mafia's 2005 album Most Known Unknown. The song peaked at number 13 on the Billboard Hot 100 to become the group's biggest hit. The track, which samples "Tell Me Why Has Our Love Turned Cold" by Willie Hutch, features fellow Memphis rap duo 8Ball & MJG and Young Buck, a member of G-Unit. The single helped propel Most Known Unknown to RIAA platinum status. The single itself achieved 2×-platinum RIAA certification status on December 11, 2006.