Posted on July 6, 2015 by laureng Deryck Whibley performs “Fat Lip” Deryck Whibley and the Happiness Machines performed the Sum 41 song “Fat Lip” at one of three Southern California shows. You can watch the video below. Related posts: Flaming Lips to release a Sgt. Peppers cover album Linkin Park cancel rest of tour with Of Mice and Men and Rise Against Donnie Trumpet and The Social Experiment release new album for free Bring Me The Horizon release live video for “Happy Song”