Simi Valley explosion was effects for new 'Jackass' movie, Johnny Knoxville says

An explosion that sent a pillar of smoke rising over the hills near the Simi Dog Park in Simi Valley Friday was special effects for the upcoming “Jackass” sequel, “Jackass” star Johnny Knoxville announced on social media. Instagram user @joekonwsventura posted video of the smoke to social media shortly after the explosion. Knoxville responded to [...]