Mister Peeper's Locker Ritual - When Jefferson City Junior High School science teacher Robinson J. Peepers (Wally Cox) needed to get into this school locker he followed these steps: 1) Bang three times on the radiator over top of the lockers; 2) Push up & down on the locker handle next to his locker; 3) Move left to the end of the lockers; and 4) Measures three feet up from the floor and kick the first locker. With this ritual complete his locker (second from the right) opens. See also  FOOD - "Mr. Peepers Breakfast"