Maude's Ethiopian foster child turns out to be something different from what she expected.

Maude is stunned to discover a black man picketing in front of her home. It isn't until later that she discovers that Walter and her have unwittingly become the owners of a rundown apartment building and they are now being labeled ""slumlords"".

Walter declares the day ""National I Love You Day"" and gives gifts to one and all and plans to spend a romantic day with Maude. However, when a weepy, newly-divorced Vivian comes over for consolation from Maude, Walter's romantic plans get pushed aside and he takes refuge at the gym with Arthur.

Someone in Maude's household seems to be having a nighttime visitor.

Walter would rather go bankrupt than allow Maude to mortgage the house that is in her name.

As a joke, Walter poses as a doctor at Arthur's convention. But his ""medical expertise"" is called for in an emergency.

Arthur starts a doctor's strike, but will he treat his friends when they fall ill?

Maude raises money for what turns out to be a questionable charity.

For their 5th wedding anniversary, Maude makes a big mistake in giving Walter an electric organ as a gift. He's driving everyone up the wall with his constant playing. Maude soon confronts him and they end up a huge argument, leading to Walter storming out and crashing his car into a tree.

Maude recruits Vivian into women's liberation, which may threaten Vivian's marriage.

Walter is certain his annual party for his employees will be spoiled by Maude's activist houseguest.

Maude's nephew streches everyone's patience, as his laid back lifestyle is just a cover up for his lack of responsibility.

Victoria Butterfield's father returns to take her away, and is confronted with secrets from his past.

Carol walks into a cocktail lounge and catches a glimpse of Walter having drinks in a cozy corner with a woman who once worked for him. When Maude finds out, she immediately jumps to the conclusion that Walter is having an affair and promptly packs up his things and orders him out of the house.

A generous gift from Arthur casts a pall on holiday celebrations.

Maude has lunch with a handsome, newly divorced ""friend,"" much against Walter's wishes.

Walter and Arthur go away for the weekend on a camping trip. Maude is upset with Walter's plans but she soon forgets it, when Vivian and her go on a non-stop eating binge. However, Walter and Arthur's trip goes awry as they become victims of a speed trap and land in jail.

Walter and Arthur return from an outing in Canada with a batch of fresh fish and a lack of interest in their eager wives. However, Walter has one very important interest, to move the family to the Canadian wilderness. Maude is dead set against the notion, but her reverse psychology fails and Walter ends up trying to sell his business.

Maude is left organizing a telethon without a cause, when the charity for which Maude has put in a lot of work withdraws at the last moment.

Arthur and Vivian fall out over issues of intimacy and honesty in relationships.

Maude finds Walter's business ethics extremely problematic.

Maude sides with a ""liberated"" young girl against her father.

Phillip is devastated when he finds out why an older woman has been showing interest in him.

Maude throws a fund raising party for a black militant leader and invites rich white liberals but doesn't tell them it is a fund raising party. Meanwhile, Maude does her best to get a black couple to attend the party but must settle for a disguised Florida. Arthur doesn't help the situation either after prescribing tranquilers to Maude who during the party mixes them with alcohol.

Tired of living with her mother and stepfather and wanting a father figure for Phillip, Carol decides to propose marriage to a man she doesn't love. Meanwhile, married life doesn't seem to be all what it's cracked up to be for Maude and Walter who's argument leads to destruction in the kitchen.