Sum 41 call it quits: 'Thank you for the last 27 years

Sum 41 - Wikipedia

SUM 41 Talks About Calling It Quits After 27 Years & The Final Album Heaven x Hell

Sum-41 announce SPLIT after 27 years

Sum 41 frontman Deryck Whibley discharged from hospital after pneumonia scare

Sum 41 Announces Split: Band Calling It Quits After Final Album & Tour – Hollywood Life

Sum 41 - Wikipedia

Sum 41 Is Breaking Up After 27 Years & Fans Are Sharing All The Nostalgic Feels - Narcity

Sum 41 Announces Split: Band Calling It Quits After Final Album & Tour – Hollywood Life

Sum 41: 'Pop-punk was seen as paint-by-numbers nursery rhyme music. But there's a lot of creativity', Sum 41

Why Did Sum 41 Break Up? Pop-Punk Canadians Called It Quits