Deryck Jason Whibley (born 21 March 1980), nicknamed Bizzy D, is a Canadian musician, singer, songwriter and record producer, best known for his work as the lead vocalist, rhythm guitarist, keyboardist, main songwriter, producer, founder and only constant member of the rock band Sum 41. Recording career Sum 41 Whibley formed Sum 41 with drummer Steve Jocz, bassist Richard Roy and vocalist Jon Marshall. They were originally called Kaspir, and were a NOFX cover band. In 1999, the band signed an international record deal with Island Records. The band released their debut album, "Half Hour of Power" in 2000, then All Killer No Filler in 2001. The band achieved mainstream success with their first single from the album, "Fat Lip", which reached number-one on the Billboard Modern Rock Tracks chart and remains the band's most successful single to date. All Killer No Filler was certified platinum in the United States, Canada and in the UK. The band has since released six more studio albums: Does This Look Infected? (2002), Chuck (2004), Underclass Hero (2007), Screaming Bloody Murder (2011), 13 Voices (2016), and Order in Decline (2019). The three albums before Screaming Bloody Murder have been certified platinum in Canada. The band often performs more than 300 times each year and holds long global tours, most of which last more than a year. They have been nominated for seven Juno Awards and have won twice (Group of the Year in 2002 and Rock Album of the Year for Chuck in 2005). Their fifth studio album, Screaming Bloody Murder, was released on March 29, 2011. During the Screaming Bloody Murder Tour, the band added Deryck Whibley's cousin Matt Whibley on keyboard. Solo work Besides Sum 41, Whibley developed a professional career in the music industry as producer and manager. He was part of Bunk Rock Music, a music management and production company. He produced for No Warning with the company as well. Since parting ways with Greig Nori, he sold his part of the company in early 2005. During the Sum 41 hiatus in 2005 and 2006, he worked with Tommy Lee on guitar and backing vocals for his album, Tommyland: The Ride, and A Million in Prizes: The Anthology with Iggy Pop. He worked as the producer of We Have an Emergency, the debut album by Sum 41 co-member Jason McCaslin's side project The Operation M.D. In 2007, he mixed the