Sum 41 says it's disbanding after 27 years
Sum 41: Who are the band members?
Sum 41 Says It Will Disband After Final Album and Tour - The New York Times
Sum 41 says it's disbanding after 27 years
Sum 41 break up after 27 years
Sum 41 Announces Final Tour Dates and Last-Ever Show Ahead of Their Separation
Sum 41 Are Disbanding •
Sum 41 split: Rock band announces final album and tour
Sum 41 Break Up After 27 Years