MTV special about late 'Jackass' star Ryan Dunn

MTV will air an hourlong special on late "Jackass" star Ryan Dunn at 10:30 p.m. Nov. 28. "Jackass" cohorts Johnny Knoxville, Bam Margera, Wee Man, Chris Pontius and director Jeff Tremaine are interviewed for the special about Dunn, who was killed in a June accident in West Goshen Township when he crashed his Porsche into a tree while driving drunk and traveling faster than 120 mph. Prior to the special, at 10 p.m., MTV will air an all-new episode of "Ridiculousness," hosted by Rob Dyrdek,guest-starring Dunn in one of his final television appearances.