Why is Sum 41 disbanding? Punk Band announces breakup following

Sum 41 Announce Breakup After Final Album And Tour

Sum 41 Announce Farewell Tour Dates - Men's Journal

Sum 41 are calling it quits

From Fat Lip to Final Bow: Sum 41's Journey Comes to an End - Folk N Rock

Sum 41 break up after 27 years

Punk band Sum 41 says it's breaking up after 27 years together : NPR

Sum 41 Is Splitting After 27 Years, Band Issues Statement Confirming Disbandment, Music, Sum 41

Sum 41 break up after 27 years

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

Sum 41 Announces Final Tour Dates and Last-Ever Show Ahead of Their Separation

Pop-Punk Veterans Sum 41 Announce Breakup

Sum 41 Disbanding Proves Fact That All Things We Didn't Know Still Existed Must Come to an End