Watch Jack Osbourne: Adrenaline Junkie Season 4 Online
Jack Osbourne and the gang of well known faces take on some of the toughest adrenaline thrills challenges the world can offer. In this episode, he is joined by Hollywood star Elijah Wood as they go white water rafting on the Zambezi River, cross the world's largest waterfall on a rope, and undertake a terrifying canyon swing.