Continuity mistake: When Will is cleaning the tray, and in all following shots, from when he leaves the room, to when Karen walks over to Grace, to tell her to go get Campbell, there is a wine bottle which keeps jumping from the edge of the blue sink counter, to the edge of the counter which has the cooking gas-hobs on it.
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.
Continuity mistake: After Grace plays Karen's adult video, Karen drops her compact, and powder spills all out of it onto the table. In following shots the powder on the desk changes position and vanishes. In addition the compact case also moves too, and when Karen dropped it onto the table it snapped shut but in a following shot it is open again.
Continuity mistake: When Will and his date are having dinner at Will's flat, will pours his date a glass of wine into an empty glass that the date is holding out. When the shot changes the date is holding a full glass near his chest, and when the shot changes again, Will is still filling it up.
Continuity mistake: When Will is standing cleaning a tray, on the counter behind him there is a large circular wooden board, with a white tea-towel sitting on it. After he cleans the tray and walks off, the white tea-towel has moved off the wooden board, and is on the edge of the counter.
Continuity mistake: When Karen is the bar, about to pay 'Smitty,' she takes out her purse, takes out her credit card and places her purse on the barside. In the next shot the purse has vanished and the credit card is suddenly in 'Smitty's' hands
Continuity mistake: When Karen arrives late to Mason's swim meet, Jack balls her out, and she stirs the Bloody Mary she's holding then throws the celery stalk down into the pool. Yet, two shots later, as Jack rides his scooter out, the long celery stalk is amazingly back in her drink.
Continuity mistake: When Grace is cleaning the table with the playing cards on it, all the cards are separated in piles on the table, but in the next shot they're all in one big messy pile. Grace holds a small piles of cards, and never touches the big messy pile, then in the next shot she picks somehow up all the remaining cards in one neat pile
Continuity mistake: Grace unpacks her Scrabble board game from her bag, and puts it on the table, and puts the bag on the floor. Then her friends tell her she is too competitive, so she goes to her bedroom. As she goes, you can see that the board game on the table has now been replaced by the big red bag.
01:10:05 - 01:11:55Hamster
Continuity mistake: When Will is sitting on the kitchen counter upset, he is eating butter biscuits from a tin, with the tin and the tins lid on the counter next to him. Then his mum comes in and they talk and at the end of the scene they hug; but now the biscuit tin lid has vanished although nobody touched it.
Continuity mistake: When Ben is mixing the salad with Karen, Karen walks away, and one of the wooden spoons they were mixing with falls onto the worktop. In a following shot the spoon has suddenly jumped back into the bowl so that there are two in the bowl, then in a later shot the spoon vanishes once again.
Continuity mistake: After letting Campbell out, Grace pulls the white blind down the door, and it stops about halfway down the door, and gets stuck, and is still rolled at the bottom. In the very next shot, the white blind is now unrolled all the way down perfectly.
Continuity mistake: When Jack is trying to hush the audience at his show Jack-Talk after bringing Grace onto the show for a follow-up interview, between shots the little bell on his desk moves from his right (near the edge) to over past his left, near the centre of the desk with all the other items.
Continuity mistake: When Will pulls down the chart which is recording Grace's pregnancy patterns, he draws a red cross in a box. In the following shots the appearance of the cross keeps changing between two obviously different crosses (from two takes edited together.)
Continuity mistake: When Grace is talking with James in the hotel lounge, he is sitting at a table which has his magazines and cooking recipes spread all over it. After James says he thinks Grace is a hooker, the spread out magazines/papers are suddenly all in one neat pile in the centre of the table - instantly. Then as the scene continues the papers and magazines continue to shuffle or neaten themselves.
Continuity mistake: When Grace is standing in the wedding dress and Karen is talking to her and complimenting her, there is a long cream-coloured ribbon which is coiled back over her shoulder. Then in the next shot the ribbon is suddenly hanging all the way down her front. In the next shot it is back behind her shoulder.
Continuity mistake: When Jack joins Karen in the theatre, he places his box of 'Fireballs' on the wooden edge in front of him and the barcoded side faces the camera. In the next shot the box has instantly moved, as now we see the other side with the logo instead.
Continuity mistake: When Grace and Sam are up in the attic sitting on beanbags and talking across a makeshift table, Grace's champagne glass is placed right in front of her. Yet in one shot the glass moves to the other side of the 'table' and then back to its original place in the very next shot.
Continuity mistake: When Jack is talking to Will at the kitchen area, as Will says "I'm fine, I guess I was just scared", in the first shot he is shaking a bottle of salad dressing. In the very next shot he is now instantly mixing the salad with a pair of mixing spoons.
Continuity mistake: When Karen is talking to Will at the bar, she is trying to "break down his wall" and starts talking about his relationships. In one shot an extra drink appears on the bar (whisky?), sitting on a red napkin and in the next shot it's disappeared.
Continuity mistake: When Jack is stuck for a special guest on his show Jack-Talk, he surprisingly introduces Grace to be his guest. As she turns around on the sofa and sits down, there is a yellow and brown cushion on the sofa sitting to her right. But in the next close shot of her, it is under her arms as she leans on it. In the next shot the cushion is to her right, sitting on the sofa again. Then as the scene continues, the position of all the cushions on the sofa surrounding Grace keeps on changing!
Continuity mistake: After Jack has shouted at Patti LuPone to be quiet so he can talk to Will, as Will is thanking Jack as the shots change, the teapot that sits on the table between them continues to change whether it's facing left or right. The items around the teapot (cups, food on plates, etc.) also differs.
Continuity mistake: When Grace and Jack are talking to Vince in the Organic Grocer's and they find out he now works there, as Vince walks away from the cans he was stacking, he walks past a table with jam jars on it. In the next shot the position of some of the jars has changed.
Continuity mistake: In the opening scene when Grace, Karen and Jack sit at the breakfast table waiting for breakfast to be served, the napkin on the table in front of Grace keeps changing from sitting parallel to or facing away from her, the two crockery items on the table keep moving as well, as do the artificial fruits in the bowl.
Continuity mistake: When all of the board members leave the room after reconsidering their vote and giving it to Karen, when the shot changes and Scott enters the room, note that now all of the files on the table and the chairs around the table are in completely different positions.
Continuity mistake: When Annette is talking to Will in the kitchen about him having to be one hell of a guy for Vince, there is a paper circle on the floor under the kitchen's centre table. When Jack enters the room, the paper has vanished and also a large glass bowl has appeared on the tabletop.
Continuity mistake: When Karen and Jack are in the Peninsula Hotel, when Margaret, the receptionist rings the bell after giving Karen her suite card, there is nothing on the counter. In the next shot there are papers sitting on the desk right beside the bell.
Continuity mistake: In the coffee house scene, with everybody sitting at the table talking about Grace going back to dating - there are two muffins on the table, and by the end of the scene (instantly between shots) a bite appears in the muffin in front of Jack.
Continuity mistake: When Karen and Rosario enter Jack's office and put the Cher doll down on his desk, the boa that's on the doll is falling off the shoulders. A few shots later the boa is back in perfect position around the dolls shoulders, though no-one touched it.