Canadian rock band Sum 41 announces they're breaking up

Sum 41 frontman Deryck Whibley discharged from hospital after pneumonia scare

Sum 41 announces they're disbanding after 27 years

Farewell Sum 41: A career of pain and pleasure

Sum 41 Announces Breakup Following New Album and Upcoming Tour

Pop-punk band Sum 41 to split up after finishing tour and final album, band says

Sum 41 to disband after final album and world tour

Sum 41 to split after final album and world tour

Sum 41 announce break up: 'Thank you for the last 27 years

Sum 41 Announce That They Are Breaking Up

Sum 41 New Album Release Date, Is Sum 41 Making a New Album? - News