Allie's wedding day arrives but an opportunity for Bob to cover a football game on live TV may keep the groom away.

While Allie and Bob are honeymooning in Hawaii with the IRS, Kate and Ted's relationship takes an unexpected turn.

Allie's new life is complicated when Bob gets an out-of-town job offer, meanwhile Kate contends with her quirky new roommate Haven.

Allie suggests that Kate move in with her and Bob instead of Haven and Blair.

Allie watches a tape of Bob's sportscast and sees an attractive woman flirting with him.

Bob's mother wonders why Allie would want another child.

Shortly before her 40th birthday, Kate joins the Peace Corps to cope with Emma's transfer to UCLA.

Even though Kate organizes a block association to save a park, Allie is elected president.

Jennie and her boyfriend announce their plans to get married when Allie learns they're sharing a dorm room.

Kate and Allie think of a plan to find a husband for their rich neighbor, who promises a hefty sum for their efforts.

Allie and Bob fix Kate with an eligible bachelor, while Chip uses girl to court a girl in the building.

Kate is unable to keep secrets about Bob's broadcasting future and Allie's dating past.

Chip takes notes on Mike Sheridan, who enlists him to help out with a scam.

Kate fakes interest in front of the woman who broke up with her neighbor, who thinks Kate is serious.

Allie is furious when she finds a condom in Chip's pocket.

After giving Katie and Allie a loan, Bob offers advice on how to run a profitable business.

Kate steps in when a critic gives a bad review of Allie's sushi.

Kate finds herself having a good time at Lou's cousin's wedding.

Allie prepares her entry for Cousin Cabot's Country Cookbook contest, while Kate helps Lou overcome illiteracy.

Bob lets Chip join the hockey team without asking Allie, while Kate loses an earring after selling diamond jewelry on consignment.

Allie's old boyfriend returns to New York for the opening of his off-Broadway play, which happens to be based on their romance.

Kate and Allie plan a party at a children's hospital and mixup the checks in the process and go through a comedy of errors to get it all straight.