On May 8, 2001, Sum 41 debuted with a pop-punk explosion unmatched since Green Day’s Dookie . Perhaps that’s a slight exaggeration, but at least the Dookie comparison is still relevant. Frontman Deryck Whibley was heavily inspired by Green Day’s 1994 album, alongside NOFX’s Punk in Drublic , released that same year. Sum 41’s All Killer No Filler had a similar energy. But Whibley later said that the overwhelming success of All Killer No Filler left him confused. Despite producing two of the biggest pop-punk singles that year, “Fat Lip” and “In Too Deep”, he never felt the album lived up to its own hype. Speaking with Billboard in 2021 for the album’s 20th anniversary, he admitted that he still had mixed feelings about it. Videos by VICE Sum 41’s Debut Album Put Pop-Punk on the Map, But Deryck Whibley Never Understood the Hype When asked if he had any thoughts on the album’s legacy, Whibley replied simply, “No, I don’t.” He explained, “I’ve always felt it wasn’t that great, if I’m being honest.…