Sum 41 Is Breaking Up After 27 Years & Fans Are Sharing All The

After 27 years of serving up pop punk music, Sum 41 is calling it quits. On Monday, May 8, the Canadian band announced the news on their Instagram.

Photos from Looking Back on Avril Lavigne's Relationship History

Photos from Looking Back on Avril Lavigne's Relationship History

Hit 90s rock band announces they're breaking up after 27 years together- and fans are devastated

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

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

Sum 41's Final Effort Will Be a Double Album of Pop-Punk + Metal

Deryck Whibley Explains Why Sum 41 Decided to Split

Sum-41 announce SPLIT after 27 years

Sum 41 break up after 27 years

Sum 41 Announce That They Are Breaking Up

Sum 41 announce breakup

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