...And the Horse He Rode in On - S5-E1
Continuity mistake: When Grace and Leo are speaking at the table in the coffee shop, the muffin on the table keeps changing position, and Grace's hand keep jumping on and off of it between shots. The bites taken from it also differ.
...And the Horse He Rode in On - S5-E1
Continuity mistake: While in the coffee shop, Leo writes Grace a prescription. As she is reading the piece of paper, Leo puts the prescription pad back into his shirt pocket. In the next shot the pad is on the table in front of him.
Continuity mistake: After Will and Grace make Larry drop the birthday cake, there is a black woman standing behind then, an a green shirt. As Will and Grace then start to shout at each other, the woman walks away three times between shots.
Continuity mistake: After Jack and Karen have locked Will and Grace in the bouncy castle, Grace throws her black purse down into the corner, then her and Will start talking. During their conversation the position of the purse keeps changing.
It's the Gay Pumpkin, Charlie Brown - S5-E5
Visible crew/equipment: When Grace has stopped and is trying to fix her bike, a red car passes her, splashing up mud all over her. As the car passes the camera, the whole crew and equipment is clearly reflected in the side.
Continuity mistake: After Jack and Karen have locked Will and Grace in the bouncy castle, they talks to each other through the netting. Between each shot, Grace's purse constantly moves from on her elbow, to up on her shoulder.
The Kid Stays Out of the Picture - S5-E3
Continuity mistake: After Will opens his present from Grace, he puts the black "Sharper Image" bag down on the table. In following shots, the position of the bag has changed, it rotates and changes from open to closed, and vice versa.
...And the Horse He Rode in On - S5-E1
Continuity mistake: When Leo helps Grace after she runs into the lamppost, the camera alternates between two angles. Between these different angles, a park bench, beside Leo's white horse, disappears and reappears constantly.
Continuity mistake: When Will and Grace are talking to Karen outside, as she sits on the bench, about how they'll always be a family, the people walking past them on the street behind keep changing, appears, disappearing etc. between shots.
Continuity mistake: After Will and Jack unwrap their breakfast Jack puts the wrapping that the Smart Start cereal box was wrapped in, on the table. In some shots during the rest of their conversation, the wrapping actually vanishes in some shots.
Continuity mistake: In the episode "23" when Lorraine, Karen and Will are talking in the entrance to the church, before Stan's funeral, there is a signing book with a pen laying on it. But in one shot the pen has jumped back into the pen holder. It's back to laying on the book in the following shots.
Bacon & Eggs - S5-E2
Continuity mistake: When Leo comes into Grace's design workplace, he starts to put pieces of cloth on his shoulder. Between shots, before Grace takes the pieces of cloth off of him, they change position on his shoulder completely.
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.
Revealing mistake: Will is reading a book in the total nude on the sofa, and then Leo walks in on him. When Will gets up from the sofa to run into the bathroom, you can blatantly see pants around his waist as he gets up from the sofa and runs to the bathroom.
...And the Horse He Rode in On - S5-E1
Continuity mistake: When Karen walks into her bedroom, she pulls her bed sheet up to discover Jack underneath. The bed sheet now hangs down over the end of the bed. between following shots the position of the bed sheet keeps changing.
Continuity mistake: After Will and Grace find Karen asleep on the top of the sofa, Karen sits down on the sofa, and puts her beer bottle on the couch next to her. When Grace comes over with her holiday photos, the bottle has gone.
Continuity mistake: After Karen takes the red bag off of Grace's head when they enter the arcade for her birthday suprise, the position of Grace's hair differs in the next closeup.
Continuity mistake: When Will and Grace fight over the birthday cake which Larry holds, it results in the cake being dropped. Note the position of the cake after it is dropped to the floor. In a later shot during their conversation, it has changed.
The Kid Stays Out of the Picture - S5-E3
Continuity mistake: Grace walks into her office to see that she has a vase of red roses from Leo. During her conversation with Karen about Leo, and during their kiss, the position of the roses sticking out at the top of the bunch changes.
Continuity mistake: When Grace and Leo accidentally meet each other in their apartment, ruining Will's surprise, they have a cuddle, then Leo walks over to the fridge. Between shots the back of his collar changes from folded down to folded up.
Answer: A history of the game can be found at http://www.fast-rewind.com/bacon.htm.
J I Cohen