off to bed i go. >> leave it to beaver enters the sitcom realm in 1957. >> what's that? >> the real key to "leave it to beaver" is it's written from a child's point of view. >> you have the character of beaver and wally who is his older brother who usually does things right. beaver is always the one that gets in trouble. [ laughter ] >> and there were the parents to teach them. show them the right path. >> we want you to feel that you can come to me or to your mother with any problem and we'll understand. >> in the 1950s sitcoms were really gives us an idealistic version of america. >> but as we get into the '60s, we'll see different types of family sitcoms. >> i'm sure i'll be able to handle a little washing and cooking occasional meals.