Old Flames - S2-E7
Continuity mistake: After Dave walks into the bar the amount of beer in Norm's mug changes a couple of times.
Let Me Count the Ways - S1-E14
Continuity mistake: When Coach introduces Marshall to Diane, there is a beer mug in front of Marshall, the shot changes and he is now holding the mug. The next shot the mug is on the bar, when the shot changes again he is holding the mug.
Let Me Count the Ways - S1-E14
Continuity mistake: In the opening scene Diane picks up a towel that is on the bar, the shot changes she is no longer holding the towel. (00:00:25)
Continuity mistake: When Carla says "And I will be your slave for the evening" she has a towel over her shoulder. When Diane goes over to talk to her it's gone.
Continuity mistake: When Diane finds out that Gino is not Sam's son, the towel that is on Coach's shoulder keeps changing position. In one shot it disappears then when the camera is facing him half is in font and half in back. When the camera is to his back most of the towel is in the back.
Continuity mistake: When Norm tells Dave he is the best sports reporter in town Dave is holding sunglasses and a paper. The shot changes and he is now only holding the paper.
Continuity mistake: When they are talking about Ed coming to the bar. Coach is drying a glass, the shot changes and he is no longer holding the glass.
Sam's Women - S1-E2
Continuity mistake: When Carla is explaining to Norm why there are drawbacks to dating beautiful women, the amount of beer in Norm's glass changes a couple of times.
Visible crew/equipment: During the intro scene as Carla walks behind the bar, a crew member in a red shirt is visible standing to the left of the front window. (00:00:20)
Feelings... Whoa, Whoa, Whoa - S11-E9
Other mistake: At the beginning of the episode when John Hill comes downstairs he says he hasn't the bar since the fire. But he was in the bar in the previous episode.
Character mistake: When Sam and Diane are embracing and saying goodbye, Diane asks, "Sam?" and Sam replies, "Yeah, Shel." Shelley is the actor's real name. (00:17:00)
Suggested correction: He says "yeah, chum?" It's another word for pal or friend, which is in line with everything else he has been saying.
Continuity mistake: When Coach is talking to Rebecca for the first time he is suddenly drying a shot glass then it disappears.