Last month, Mac Miller announced he was working on a new project called Pink Slime with a pretty big artist. While most thought it was Cam’Ron, turns out Mac revealed on Twitter that his secret partner was Pharrell. After his dedicated 2-million plus followers got the project’s title trending, Mac debuts the first release titled, “Onaroll.”

Listen to “Onaroll” after the jump…

New Music: Mac Miller Feat. Pharrell “Onaroll”

via Mac Miller

Previously: Pharrell Previews New Songs with Mac Miller & Swizz Beatz in Cannes