Prank Patrol - Series 1 - Karate Kid

Children's series in which people play pranks on their friends. Jake wants to prank his martial arts classmates to show them he can be a martial arts superstar. With the help of a special 'energy drink' he gets the super strength he needs to impress the class. A martial arts expert teaches Jake how to break fake concrete slabs and smash wooden planks with his bare hands. Will his classmates believe that the drink really gave him super strength?