Dave Chappelle hosted a star-studded surprise comedy show at the Peppermint Club in Los Angeles on Wednesday (September 19) night, where Will Smith and Katt Williams rolled through for an impromptu freestyle.

Among the guests were Will, his wife Jada and daughter Willow, Katt, LeBron James, John Mayer, Jon Stewart, Michelle Wolf, and Michael Che.

You can check out the full clip above.