Watch two clips from the 2010 film 'Jackass 3D,' featuring Ryan Dunn, who died in a car accident in California on June 20. Courtesy Paramount Pictures.

One of the last people to see Jackass star alive says Dunn drank 'at least four shots of whiskey and several beers' Thaddeus Kalinoski says Dunn 'didn't appear drunk' when he left the bar around 2am ...