Season 6

SeasonEpisodeAirdateEpisode TitleStory Line
06.0111709/25/2003Dames at SeaAnxiety occupies Will and Jack, who dread they may have had sex together; and spousal jealousy afflicts Grace, who's concerned that Leo is having an affair while on his medical mission in Guatemala.
06.0211810/02/2003Last Ex to BrooklynTipsy fashion editor Diane -- Leo's old flame -- has a dinner-party revelation: she once had sex with Will in a college dorm. The news vexes Grace, whose jealousy has an impact upon Leo.
06.0311910/09/2003Home Court DisadvantageGrace and Leo join Karen for a friendly game of tennis at her exclusive country club. A visit with Will's melancholy mom tests Jack's fear of her.
06.0412010/23/2003Me and Mr. JonesJack lands a speaking role opposite James Earl Jones in an off-Broadway play. Meanwhile, Will and his mother continue their living arrangement, despite a secret desire to part ways; and Grace finds a way to save money at the gym.
06.0512110/30/2003A-Story, Bee-StoryLeo does not get what he expects when he turns to Will to help rekindle his love of New York; Karen coaches Jack for the annual gay spelling bee.
06.0612211/06/2003Heart Like a WheelchairLonesome Will is embarrassed to be seen in public rolling along with his mom and her broken foot and bumps into a bachelor doing the same with his mother. Meanwhile, Karen tries to track Lorraine down only to discover her father Lyle.
06.0712311/13/2003Nice In White SatinPressured by Will, Karen decides it's time for her annual Walker corporate physical. Jack finds his true calling--student nursing--and begs Will and Karen to support this new endeavor.
06.0812411/20/2003Swimming from CambodiaA marital crisis upsets Grace, who reluctantly confides in Will after leaving Leo in Cambodia; nursing school flusters Jack, intimidated by a no-nonsense instructor who gets set straight by Karen.
06.0912512/04/2003Strangers with CandiceWill catches the eye of a female diner after being stood up; Grace bumps into a man with whom she once shared a forgettable encounter; Karen runs into her nemesis, Candice Bergen.
06.1012612/11/2003FanilowA Barry Manilow concert enthuses Will, an avid fan not above coming on to a staffer with direct access to the star. Meanwhile, Grace discovers her mother has cancelled their annual shopping spree to have dinner with Jack.
06.1112701/15/2004The Accidental TsurisGrace's free-loading sister comes to town to launch her latest business enterprise; Karen spurns Lyle's proposals but has a change of heart when Lorraine expresses her disapproval.
06.1212801/22/2004A Gay/December RomanceA rich plastic surgeon tries to buy Will's affection; Grace boycotts a new restaurant.
06.1312902/10/2004Ice Cream BallsWill's slightly eccentric new client falls for Jack, who refuses his advances. Meanwhile, Grace and Karen discover hidden money while trying to fix the plumbing in Leo's cabin.
06.1413002/19/2004Looking for Mr. Good EnoughWill is the only single man in a cooking class full of couples, including Jack and his new boyfriend; Karen's mother asks Grace to decorate her apartment.
06.1513102/26/2004Flip-Flop: Part OneWill and Grace begin a business venture selling apartments; Jack runs into his former acting mentor, Zandra; Karen and Lyle try to renew romance.
06.1613203/04/2004Flip-Flop: Part TwoThe Karen-Lyle affair founders, thanks to willful Lorraine; the Jack-Stuart liaison loses luster, giving Will and Grace a chance to resell the guys' apartment for a much higher price.
06.1713303/11/2004East Side StoryWill and Grace clash with lesbian apartment flipper champs. Meanwhile, Karen seeks the spiritual guidance of psychic John Edward.
06.1813403/18/2004Courting DisasterSpeeding lands Karen a ticket from a stoic cop, whose court appearance holds a surprise for Will. Another revelation stems from Jack's mistrust of Stuart, espied in a movie theater with a much younger fellow.
06.1913503/25/2004No Sex 'n' the CityWill makes the mistake of taking Grace's advice on love, playing hard-to-get with his new pseudo-boyfriend. Meanwhile, Jack and Karen despair after learning their favorite TV series will be going off the air.
06.2013604/01/2004Fred Astaire and Ginger ChickenGrace meets Vince, but abruptly leaves shortly after; Jack auditions replacements for Karen because he thinks her marriage will end their friendship.
06.2113704/08/2004I Never Cheered for my FatherAt Tina's urging, Will tries to find out if there is a new woman in his father's life. Meanwhile, Elliot asks for Jack's help when he tries out for the high-school cheerleading squad.
06.2213804/22/2004SpeechlessOn the eve of his graduation from nursing school, a nervous Jack turns to Will for help writing his commencement address.
06.2313904/29/2004I Do. Oh, No, You Di-in'tKaren and Lyle fly to Las Vegas to elope. Meanwhile, Leo returns from Cambodia.