Two of the Midwest's finest rappers shared the stage in Los Angeles for the Red Bull Sound Select, "30 Days In LA" concert series. Big Sean joined Chance The Rapper on stage for Day 15 of the show. Prior to surprising fans with his special guest, Chance performed some of his biggest hits and previewed some new tracks.

In October, Chance spoke to Billboard about his plans to release a project titled, Surf, for free by the end of the year. Chance worked on the project with his band The Social Experiment with help from Migos, J.Cole and Frank Ocean.

Until then, check out Chance and Big Sean above.

Source: Fake Shore DriveBilboard