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CKY Crew was the name of the stunt and prank group that Dunn was part of. The group was formed in 1999 and consisted of Dunn, Ryan Dunn, Brandon DiCamillo, and Dave England. The group's stunts and pranks were often dangerous and involved skateboarding, snowboarding, and other extreme sports. The group's videos were released on DVD and became popular with fans of skateboarding and extreme sports.