Continuity mistake: When Charlie and Caitlin are talking in the hall, they see Paul using his new rowing machine. It is sticking a few inches out of his office. The shot changes as the pair start walking and you can see the rowing machine is now about three feet or so out of his office. (00:09:20)
Visible crew/equipment: When the black congressman asks Carter for directions in the lunchroom, a boom mic can be seen at the top-left corner of the screen. (00:15:05)
Local Hero - S3-E11
Visible crew/equipment: When Mike is about to dance with Stacie in the dance hall, a boom mic can be seen at the top of the screen. (00:19:50)
There's Something About Heidi - S3-E2
Revealing mistake: When we are shown Nicki's dream about Mike where they are supposedly both naked, you can see a skin-color band covering her breasts briefly in the close-up of her fumbling the football. (00:07:50)
Not in the Line of Fire - S3-E15
Continuity mistake: When the vendor throws the hotdog at the press conference, a lot of the toppings/condiments trail behind it. When the shot changes and the hotdog hits Mike, there are no condiments trailing behind it. (00:19:10)
Visible crew/equipment: Just after Mike tells his mom that the Mayor will be joining her for lunch, a boom mic can be seen at the top of the screen. (00:05:30)