Usher, Teyana Taylor and more also stopped by to hold Hart's feet to the fire. Lizzo performs onstage during Netflix Is A Joke Festival Presents: The Roast of Kevin Hart at The Kia Forum on May 10, 2026 in Inglewood, California. Photo by Kevin Mazur/Getty Images for Netflix Trending on Billboard Turns out the secret ingredient to a good roast is a flute solo. Flute in hand alongside a “Krew of Kevins,” Lizzo made a surprise appearance at The Roast of Kevin Hart , the final night of the Netflix is a Joke Fest on Sunday (May 10). The singer led a procession of little people dressed as Kevin Hart characters onto the stage. As Lizzo played her flute to “Blow the Whistle” by Too Short and twerked, the Kevins danced along. “C’mon, f— it up, Kevin,” the singer says as a “Kevin” dressed in a chicken costume break danced (the real Kevin Hart looked on in shock and confusion). “Go Kevin!…