In another episode, the Beaver kindly lets a strange boy ride his bike - only to have the boy steal it. As soon as Mary Ellen has the date settled, she drops the Beaver. In one episode, Wally's classmate Mary Ellen Rogers makes friends with the Beaver in order to snaggle a date with Wally. The Beaver is often exploited by others or becomes the victim of malicious persons. Wally ably defends his brother against their nasty onslaughts. Wally's obnoxious pals, Eddie Haskell and Clarence 'Lumpy' Rutherford pick on the Beaver at every opportunity (though Lumpy seems to be more friendly towards the Beaver in the final season). Penny is more of his frenemy than just a mere enemy, as well as his constant love-hate-relationship. The Beaver's enemies are loud-mouthed, snitching classmate Judy Hensler in the early episodes, and, in the later seasons, snooty Penny Woods. He is accidentally locked in the office and calls the fire department to be freed. In one episode, for example, Larry Mondello tells the Beaver the principal has a spanking machine in her office and the Beaver steals in to take a peek. Frank Bank, who died on April 13 at age 71, only had a brief acting career in the 1950s and early 1960s.Nevertheless, he made a powerful impression on boomers with his one major role - as Clarence 'Lumpy' Rutherford, the hefty, dim-witted teenager who sometimes picked on young Theodore 'Beaver' Cleaver in Leave It to Beaver, the popular sitcom that aired from 1957 to 1963. The Beaver is sometimes led astray by his school friends. LOS ANGELES (AP) - Frank Bank, who played oafish troublemaker Lumpy on the sitcom 'Leave It to Beaver,' has died. While the Beaver's peers cannot always be trusted or relied on in times of trouble, Gus can always be counted on to be sympathetic to the Beaver's woes and to steer the boy along the straight and narrow. The Beaver's best friends are Larry Mondello, Gilbert Bates, Whitey Whitney, and the elderly Gus, a fireman. In the remaining seasons, when the Chrysler Corporation was a sponsor of the program, the family car is a Plymouth Belvedere or a Plymouth Fury. The family drives a 1957 Ford Custom 300 in the first two seasons. They moved to a similar house on nearby Pine Street for the remaining four seasons. The Cleavers dwell in a spacious house on Mapleton Drive during the first two seasons. He puts communications from the parents into kidspeak for the Beaver, and keeps his parents apprised of the Beaver's plans, feelings, and activities. Being five years older than the Beaver, he often acts as a bridge between his parents and his brother. In the second season, Wally is a high-school student. Ward is a white-collar, brief case-toting professional he states he is an engineer who had experience in the Seabees. The Cleavers live in the fictional town of Mayfield. Theodore 'Beaver' Cleaver circa 1960 Biography

Theodore 'Beaver' Cleaver is Ward and June's second son and is Wally's brother.

Lumpy leave it to beaver