With the help of London 2012 Bronze medallist Kristian Thomas, KSI takes on a front AND back somersault! br br Next video: br br Subscribe br br Keep up with RULE'M br Like us br Follow us br +1 us br Instagram: br br WARNING: The following video features stunts performed either by professionals or under the supervision of professionals and was filmed in a safe, controlled environment. Accordingly, you must not attempt to re-create or re-enact any stunt or activity performed on this video. Endemol and its producers are not responsible for any injuries you sustain as a result of trying any such stunt or activity.