Dames At Sea - S6-E1
Continuity mistake: When Will and Jack wake up to find themselves both in bed together naked, as they state that nothing happened, the quilt on the bed behind Will changes from neatly spread, to messed, to neat again. (00:02:00)
The Kid Stays Out of the Picture - S5-E3
Continuity mistake: When Will and Grace exchange gifts to each other, Grace unwraps hers. She puts the box and wrapping down on the table. In following shots the face of the box showing has changed and the wrapping has changed position too.
Continuity mistake: When Karen sits down at the table saying "I get alot of cold water coming at me real fast..." between shots the slide box on the table changes position. (00:55:25)
Dames At Sea - S6-E1
Continuity mistake: When Grace reads Dr. Morty's letter on Karen's boat (in the last episode of season 5) it sounds at least a few paragraphs in length. During this episode, when she holds the letter up there is only a short paragraph on the bordered side of the page, and nothing on the back side.
Prison Blues - S4-E4
Continuity mistake: When Grace is in the bath, the remote control swaps what side of the bath it's lying on, and then completely disappears. (01:17:45)
Continuity mistake: When Will and Grace sneak into Val's apartment to look for the music box, the number on the door is 12E. However, in Season 1, 'Grace Replaced', when Val and Will are talking in the elevator, she says she moved into 15F.
The Third Wheel Gets the Grace - S4-E1
Continuity mistake: When Grace is standing in Barney's holding piles of clothes, as she says "he cracked under the pressure" the positions of all the clothes she's holding changes between shots. (00:19:25)
Lows in the Mid-Eighties (2) - S3-E9
Continuity mistake: When Will tells Grace he's gay, the champagne bottle on the table keeps rotating.
Lows in the Mid-Eighties (1) - S3-E8
Continuity mistake: When the guy at Will's party tells everyone the beer has gone, everybody leaves, and the guy puts his plastic cup on the handle sticking out from the keg. In the next shot the cup has suddenly gone, then reappears again in the next. (00:46:40)
Heart Like a Wheelchair - S6-E6
Continuity mistake: After Will picks up Tom's bottle of handcream, after Marilyn tells Tom that his mothers partial fell out, the bottle changes position when Will puts it back down on the side. (00:13:15)
The Big Vent - S1-E9
Continuity mistake: After giving Will and Grace his scripts to read, Jack places his drinks bottle on the table and walks over to the door. When he reaches the door he suddenly has the drinks bottle in his hand, although he left it on the table across the room. (00:47:00)
Continuity mistake: When Will is sorting his CD's, Grace enters the flat and puts her bag on the sofa with the back facing out and it is all black. When Will gives Grace a glass of wine, the front of the bag is facing out, with the flower design. (00:05:10)
Loose Lips Sink Relationships - S4-E5
Continuity mistake: When Jack is licking an envelope closed, standing by a large vase of flowers, the flowers change arrangement between shots. The sunflowers vanish and the poppies change place. (00:09:20)
Continuity mistake: As Leo speaks with Diane (he's on the sofa; she's in a chair) she refills her wine glass until it is nearly full. In the next shot Diane takes the last sip of wine from her glass, and the following shot shows her glass nearly full again. (00:08:45)
Boo! Humbug - S1-E5
Continuity mistake: When Jack and Karen are downtown on the streets, Karen wears a red shawl, and in one shot she pulls it up so it is over her shoulders, but in the next shot it is down by her elbows. (00:53:25)
Heart Like a Wheelchair - S6-E6
Continuity mistake: When Karen is getting a boost on Lyle's shoulders to go through the window above the apartment door, she puts her right hand on his head, yet in the next shot her left hand is the one on his head. (00:08:05)
Answer: A history of the game can be found at http://www.fast-rewind.com/bacon.htm.
J I Cohen