Dorothy's daughter, Kate, comes to Miami with an announcement. She's engaged to a podiatrist named Dennis. Dorothy is thrilled but her happiness quickly turns to anger when she realizes that ex-husband, Stan, is going to be invited. After 38 years of marriage, Stan had left Dorothy for a woman half her age. Dorothy threatens to make a scene at the reception which places Rose and Blanche in the role of peacemaker.

Dorothy's ex-husband, Stan shows up to settle a piece of land they bought on their honeymoon. This leads to Dorothy and Stan spending the night together. Meanwhile, Rose and Blanche plan a vacation that Sophia is not invited on.

Dorothy dumps a depressed Stan on Blanche but then becomes incredibly jealous when Blanche and Stan hit it off. Meanwhile, Sophia and Rose begin selling sandwiches on the Boardwalk but they inadvertently make an enemy of another vendor, "Johnny No Thumbs".

Dorothy feels sympathy for Stan when he tells her he's going to have open heart surgery. However that sympathy fades when she learns of his many infidelities while they were married.

Dorothy's daughter, Kate is coming for a visit and has a big announcement. Dorothy is excited when she thinks the announcement is going to be that Kate is pregnant. However, when Kate arrives, her announcement is far from exciting. Meanwhile, Blanche and Rose stay up and watch an "I Love Lucy" marathon.

Blanche makes a move at Ted, Stan's brother the minute she learns he's a neurosurgeon. She is furious when she discovers the only woman Ted is apparently interested in is Dorothy. Meanwhile, Rose is suffering from insomnia.

Dorothy is stunned to learn that Stan's tax problems are her tax problems since Stan is being audited for a number of years when they were still married. Meanwhile, Blanche and Rose take a Spanish class, each for different reasons.

Sophia's brother, Angelo, a priest, is coming to Miami for a visit and he doesn't know Dorothy and Stan are divorced. So in order to spare his feelings, Sophia convinces Dorothy and Stan to pretend to be married. Meanwhile, Rose and Blanche prepare to star in a play, The Sound of Music.

While waiting for phone calls from their children wishing them a happy Mother's day, the girls reminisce about past Mother's days.

At a baseball game, Sophia gets beaned. This prompts Stan to talk her into filing a lawsuit for payment for her severe injuries, which he gets her to fake. Meanwhile, Blanche and Rose prepare for roles in the play Cats.

Stan breaks the news that he's engaged to be married something Dorothy at first seems to accept. However, after Sophia falls ill, Stan comforts Dorothy which sparks old feelings in her and she contemplates trying to get back together with Stan.

A week prior to a friend's annual party, the girls debate on what they should do to improve their appearance. This leads the girls to reminisce about previous attempts to improve their looks.

Blanche, Dorothy and Rose return home from a play to discover Sophia in the midst of selling the house. It's later discovered a for sale sign was accidentally placed on the front lawn but Blanche begins to consider it after seeing the amount that she's offered.

Dorothy's son, Michael, shows up on her doorstep with news that he's separated with his wife and needs a place to stay. However, Dorothy quickly gets tired of his freeloading and dumps him on Stan. Meanwhile, Rose's stress is getting terrible and is reluctant to talk to her boss about cutting back on her "things-to-do" list.

It's the Christmas season and the girls are fed up with Christmas shopping in a heat wave. So they decide to buy gifts for the one person they pick from a hat. Later, the girls decide to serve Christmas dinner for the homeless, including a recently homeless Stan.

An FBI agent investigates the girls' life's for a possible visit from President Bush. This leads the girls to reminisce about times they have spent together.

When the FBI agent announces that George Bush will make a visit to their home, the girls continue to reminisce and Dorothy quickly readies a list of points she wants to make to the president.

Stan has finally hit it big with a new invention but still Dorothy can't be happy for him. Meanwhile, Rose and Blanche fight over some war bonds that if cashed could bankrupt St. Olaf.

Dorothy finds herself being wooed by Stan and it seems her old feelings for him are resurfacing. Meanwhile, Rose has to deal with an annoying co-worker.

Dorothy has been sneaking around so that Sophia doesn't discover that she's been dating Stan. However, when Stan proposes, Dorothy must reveal the truth to Sophia.

Totally against Dorothy and Stan's impending nuptials, Sophia vows to not let the ceremony go off. Meanwhile, Blanche begins interviewing for a new roommate since Dorothy is planning to move out.

The girls prepare for the Children's Hospital Bachelorette Auction and a reluctant Dorothy decides to participate. She is in for a quick surprise when Stan walks in and begins bidding. Meanwhile, Sophia's brother, Angelo, comes to Miami, broke and with no place to live.

Blanche begins dating a newscaster who has another woman interfering in his life, his mother. Meanwhile, Stan asks Dorothy to attend a counseling session with him. Once there, Stan begins begging Dorothy to take him back.

A hurricane is brewing and it's not just outside after Dorothy gets a visit first from Stan with news that he's over her and moving on with his life. Dorothy quickly discovers who he's moving on with, her sister, Gloria. Meanwhile, Blanche and Rose hold a telethon to save a lighthouse.

Dorothy discovering Gloria sleeping with Stan just adds to their sibling rivalry and Sophia has had it so she leaves just prior the the hurricane hitting.

It is the annual Buy Sophia New Shoes day, and Dorothy is forced to take her. Blanche also tags along, mentioning that it might be fun. Meanwhile, Uncle Angelo drops by and Rose is there. Since she is trying to find a good story to report on, she is more than happy to hear Angelo's story. Apparently, his apartment building is infested with huge bugs. When the ladies watch the news, Rose insists they watch the news story about the bugs. Dorothy then tells Rose she and Stan are the landlords. Rose then tells her she didn't realize there was a family side to the story. She won't give up on the story, and a minute later, the cops show up to arrest Dorothy. They have a trial, and Stan drops his attorney for a younger woman who knows nothing. The defense lawyer is unbeatable by giving compliments to the witnesses which makes them vulnerable to his advantage. Stan and Dorothy end up losing and are forced to live in a sleasy apartment building for a while.

Dorothy accepts Lucas' proposal. The two plan to tie the knot two months later and on the way to the chapel, Dorothy takes a limo. However, this limo is driven by none other than Stanley Zbornak. The two share a rather comical but nonetheless touching moment together before arriving at the chapel. Down the aisle, along with Sophia, the girls think to themselves about the beautiful friendship they shared. Rose, Blanche and Sophia decide that the three of them should not depart and allow Dorothy on her way to Atlanta but she doesn't leave without sharing some final words with the girls...