Continuity mistake: During dance class, when Carrie confesses she calls Aidan, the same woman walks behind her twice.
Continuity mistake: During dance class, when the teacher says "every movement has a meaning" Carrie's right arm is down or raised depending on the shot.
Ghost town - S4-E5
Continuity mistake: The bite on the cake changes all the time between shots.
Ghost town - S4-E5
Continuity mistake: When Sam says she'll go to the inauguration, the invitation lies between both tables but a shot later it is just on one table.
Ghost town - S4-E5
Continuity mistake: During diner, when Miranda talks about the ghost and says "I've been living there...", her hands are holding the glass or not, and extended or not depending on each shot. No continuity in any.
What's sex got to do with it? - S4-E4
Continuity mistake: When Charlotte is showering, a bunch of foam on her forehead appears and disappears and reappears again randomly depending on the shot.
Continuity mistake: The musician leaves a note for Carrie on top of the napkin. A shot later the napkin is inches away and the note is on top of the glass table.
Continuity mistake: When Charlotte asks if Big and Carrie are friends, her fork is pointing upwards or downwards depending on the shot. Also, the pinched omelette appears and disappears randomly.
Continuity mistake: During breakfast, when Carrie says she spent the night with Big, the pancake on Miranda's fork appears and disappears randomly.
The real me - S4-E2
Continuity mistake: When Oscar tells Carrie that her hair is all wrong, he moves his left arm up and down and signals her, but from the front angle his arm is lowered and doesn't move an inch.
Continuity mistake: When Charlotte asks if Tray is her boyfriend or lover, Miranda's fork is lying on the plate or held in his hand, depending on the angle.
The real me - S4-E2
Continuity mistake: When Oscar tells Carrie about looking like a whale, his assistant is either by his side or behind him. This changes back and forth.
The real me - S4-E2
Continuity mistake: When Oscar shakes the underwear at Carrie, the position of his thumb holding the clothes hanger changes between shots.
The real me - S4-E2
Continuity mistake: When Carrie talks about Cindy's beauty Mark, the photographer is drinking wine, but the glass disappears in the angle shot from behind.
The real me - S4-E2
Continuity mistake: When Sam shows her picture to the store clerk, two huge lighting screens are reflected on the glossy paper.
The real me - S4-E2
Continuity mistake: When Sam arrives at the framing store, the position of the handles of her bag changes between shots.
The real me - S4-E2
Continuity mistake: When Sam talks to the framing store clerk, his hand is first on the notepad, but then jumps to being on the table.
The real me - S4-E2
Continuity mistake: When Oscar sayas "what's your opinion, love" the photographer's camera swaps from raised to lowered.
The real me - S4-E2
Continuity mistake: Miranda puts the magnifier loupe on top of the sheet, but a second later it's on the table.
The real me - S4-E2
Continuity mistake: At Oscar's studio, the photographer's left arm is raised and grabbing the strap, or lowered depending on the shot.
Answer: I'm a long-time fan of the show, having re-watched it many times, and I definitely remember slightly different dialogue at the end of that episode than what's on my DVD. I'm afraid I have no idea why this change might have been made or any other info, but you're not insane.
Purple_Girl