Jackass star STEVE-O is expected to cause a stir on CELEBRITY LOVE ISLAND when he joins fellow stars CHRIS BROSNAN and model Sophie Anderton at the Fiji hideaway. The popular prankster has been brought on board by British TV network ITV's executives to cause mischief among the other celebrities, and will hit the island imminently. An insider says, "He's unpredictable, dangerous and good-looking. "Bosses hope he'll stir it up."