Mac Miller Circles Fund Raises $700K The 26-year-old rapper was found dead in September following an accidental overdose. MMCF was setup in memory of the 'Come Back To Earth' rapper. His legacy has been carried on through the work of the foundation. It's purpose is to provide funding to underprivileged youth who have a desire to explore the arts. In October, a benefit concert was held to pay tribute to Miller. With performances from Donald Glover and Pharrell Williams, TMZ reports that MMCF has also received a similar amount in donations.