Canadian punk rock legends Sum 41 recently visited Brooklyn to join leading UK underground magazine, Kerrang! for another episode of their K! Pit video series. This way, Sum 41 joined bands such as While She Sleeps, Blood Youth, Sharptooth, Neck Deep, Enter Shikari, Boston Manor, The Fever 333, Therapy? and others, in an exclusive performances for 50 of their biggest fans. Watch the video below.