• Bam Margera, left, and friends attend the memorial service for Ryan Dunn Wednesday, June 22, 2011...

    Bam Margera, left, and friends attend the memorial service for Ryan Dunn Wednesday, June 22, 2011, in West Chester, Pa. Dunn and a passenger were killed early Monday, June 20 in a fiery car crash. He was 34. (AP Photo/Daily Local News, Amy Dragoo)

  • Johnny Knoxville, left. (AP Photo/Daily Local News, Amy Dragoo)

    Johnny Knoxville, left. (AP Photo/Daily Local News, Amy Dragoo)

  • Actors Glenn Howerton, left, and Rob McElhenney . (AP Photo/Daily Local News, Amy Dragoo)

    Actors Glenn Howerton, left, and Rob McElhenney . (AP Photo/Daily Local News, Amy Dragoo)

  • April and Phil Margera. (AP Photo/Daily Local News, Larry McDevitt)

    April and Phil Margera. (AP Photo/Daily Local News, Larry McDevitt)