Sum 41 arr a Canadean punk band consistet o Deryck Whibley (lead vocals, rhithim guitar), Tom Thacker (lead guitar, backing vocals), Jason ""Cone"" McCaslin (bass guitar, backing vocals) an Steve Jocz (drums). They hae releast five albums: All Killer No Filler (2001), Does This Look Infected? (2002), Chuck (2004), Underclass Hero (2007) an Screaming Bloody Murder (2011). The nou, Sum 41 arr on a toor; they regularrli plae oer 300 times a year.