Who doesn’t have a Mike WiLL Made It beat? This super producer is one of the most sought after producers today he will be releasing a new mixtape titled Est. In 1989 Pt. 2.5 on December 24th. Featured guests include Future, Rihanna, Kelly Rowland, Big Sean, B.o.B, French Montana, Young Jeezy, Trinidad Jame$, Chief Keef, Lil Wayne, Rick Ross, and more.