Ryan Dunn (born June 11, 1977 - June 20, 2011), is one of Bam Margera's close friends and is a member of the CKY Crew. Dunn was featured as one of the cast members in Viva La Bam where he is known for helping his friends pull pranks on one another and Vince, "Don Vito", Margera and Bam's parents April and Phil. He was also in both Jackass films and TV series where he is known for doing some infamous stunts such as sticking a toy car up his rectum (this was originally for Steve-O to do but Steve opted out to not disappoint his father.) Dunn also had his own short series called Homewrecker on MTV where he would wreck people's houses. He was in cky1 cky2 cky3.