16. Steve Irwin: The beloved Crocodile Hunter died at 44 in 2006 after he was fatally pierced in the chest by a sting ray spine during a snorkeling outing at Australia’s Great Barrier Reef. His widow Terri said in her 2007 book Steve And Me that the TV personality had premonitions he’d die before the age of 40. PHOTOS: Kelly Osbourne Glams Up For Monday Errands