In February 2008, M.O.P. left G-Unit Records, due to creative differences. Billy and Fame released their next album, "The Foundation", in 2009 on E1 Music. The album featured production from DJ Premier, Statik Selektah, The Alchemist, and Jake One, and guest appearances from Heltah Skeltah, Busta Rhymes, Jadakiss, Beanie Sigel, Styles P and Redman. The first single from the album, "Blow the Horns" featuring Busta Rhymes, and another track called "Street Life," which is a collaboration with dancehall artist Demarco, was released on the internet.