Anyone who has had to stand up and speak in front of a group of people hates a heckler. It’s always one person in the room that can make the job of entertaining a group of people almost unbearable. Recently John Mulaney went on the Jimmy Fallon show and touched upon the worst stand-up gig he ever had. Mulaney shares a hilarious story about a gig in Murfreesboro, Tennessee when he heard the most creative heckle of all-time. Later in the show Mulaney discusses his love for Ice-T and his acting on Law and Order: SVU. Mulaney also shares with Fallon that he bought in Ice-T to handle the voice over for the intro for his new show Mulaney. Catch the video below of Mulaney discussing the best heckler ever, bringing in Ice-T to handle intro on his new tv show as well as a stand up skit from Mulaney on Ice-T: