Ryan Dunn's Jackass pals have taken to Twitter.com to mourn the TV and movie stuntman's passing.
Dunn died in a car crash in Pennsylvania on Monday morning (20Jun11), leaving his Jackass castmates stunned.
Johnny Knoxville, who leads the posse of daredevils, writes, "Today I lost my brother Ryan Dunn. My heart goes out to his family and his beloved Angie. Rip Ryan, I love you buddy."
Castmate Jason 'Wee-Man' Acuna adds, "I Miss You Bud!! You were always a happy kick-a** dude!!"
And Dave England tweets, "I love you Ryan. I'm gonna miss you bad."
Stuntman Steve-O also took to Twitter to reflect on the terrible news, writing, "I don't know what to say, except I love Ryan Dunn and I'm really going to miss him."