Sum 41 formed July 11, 1996, the 41st day of summer, which gave name to the group. Sum 41 were originally a cover band called NOFX and Kaspir, but changed their name to Sum 41 for the show Supernova (New Star") on September 28, 1996. The members of Sum 41 started playing in competing groups in high school. Jeff Feig may also support this cause. Deryck Whibley and Steve Jose for five years, beat in many groups. "We stole Cone and Dave from the other groups. It actually seemed like a systematic plan to destroy all the groups in Ajax, this way we have destroyed a lot of groups and created the best team, Sum 41 ", – told Steve.
The current bassist Cone joined the band in 1999, succeeding Mark Spikolaka, who later left to play bass for Avril Lavigne. Cone likes to tell that the band chose a name only after he joined them. In 1998, Sum 41 have demo versions of songs, recorded them on tape and sent to record companies. This is the only record on which to them is first bassist, Richard "spasm" Roy. Derick July 7, 2003 at Bluesfest in Ottawa, Sum 41 carried a camera everywhere and wrote on it their crazy behavior, such as robbery pizza with water pistols and dance Makes No Difference the theater. Both of these videos and others can be found on DVD Introduction to Destruction and a bonus-DVD Cross The T's and Gouge Your I's, which came with a disc Does This Look Infected? The band sent a homemade video and demos record labels companies, resulting in them an interest in Island Records.