Supernatural Season 3 Episode 3: Bad Day at Black Rock

The Winchesters are called regarding a robbery of their father's storage unit, and track down the robbers to find the item stolen is a cursed rabbit's foot, which provides great luck until lost, and once lost the previous owner dies within a week. Sam picks up the foot and has great fortune, until it is pickpocketted away by the mercenary Bela. Dean must then get it back before Sam's bad luck gets him killed. To complicate the whole situation, Gordon, from his prison home, has convinced two other hunters that Sam is pure evil and must be killed.