The Sarah Jane Adventures S02 E07 Mark of the Berserker (1)

"Life on Earth can be an adventure too."

Luke is going for a sleepover at Clyde's house whilst Sarah Jane goes away for the weekend, during which Clyde's estranged father Paul turns up hoping to get to know his son. Meanwhile Rani discovers that one of her classmates is in possession of a strange locket, that can be used to control people.