Continuity mistake: When Steve arrives at Miranda's place he cuddles the puppy, but his left hand's position is not continuous between shots when he thanks her for sleeping on the couch.
Audio problem: Sam asks the waiter how long does the wheatgrass take to work into one's system, but the last sentences are played with a side shot of her where she's not mouthing the lines.
Continuity mistake: When Carrie debates with Miranda whether to call Big or not, Carrie holds the pillow close to her chest in one shot, but over her thighs in the other.
Revealing mistake: When Trey and Charlotte stop in front of Tiffany's, all of the passers-by stare at the camera. There's even a bald man in a white T-shirt who stops dead in his tracks and sneaks his head in between Charlotte and Trey while staring.
Continuity mistake: When Sam asks her friends if anyone has had the bad taste semen problem, Miranda's mug is on the table. Half a second later it is close to her mouth.
Continuity mistake: When Sam talks about sperm taste and Charlotte leaves, Sam grabs the mug's handle, then from another angle her arm is down, then back to a front shot and she is holding the handle again.
Continuity mistake: When Trey's mom asks Charlotte if she plays tennis, she takes out a cigarette. She never lights it (nor do we hear any sound), but half a second later it is already lit up.
Continuity mistake: When Trey's mom orders the cheese nibblings, Trey's arm swaps from lowered to drinking from a glass.
Continuity mistake: When Carrie holds the menu she either has her right arm down or holding the menu.
Continuity mistake: Sam says "we have all!" and Charlotte is next to the counter standing sideways. She turns around and walks towards Sam. Shot changes and she is back by the counter repeating everything. (00:02:40)
Continuity mistake: When Carrie is lying on her bed, she is wearing yellow pants over a green top. The top portion of her pants is unbuttoned/unzipped as she moves. But after she picks up the phone to call Big, she is sitting up on her bed, and her pants are suddenly buttoned/zipped completely up. There was no opportunity in this sequence for her to have closed her pants. (00:12:15)
Continuity mistake: When Carrie and Aiden are arguing out on the street in front of her apartment, there is a shot of her holding the leash for Pete the dog in both hands. But suddenly as she is yelling at Aiden, you can see her throw both her hands up in the air and touch her head. She is not holding the leash at all. Then seconds later; there is a shot of her legs as Pete is running off, dragging the leash from her body and waist as if she is still holding it. (00:24:30)
Continuity mistake: When Pete the dog runs away, a woman with white shorts on the left suddenly appears between one shot and another.
Continuity mistake: When the dog runs away Carrie tells Big to go home. There's a man behind her with a blue shirt drinking. Half a second later he has turned his back.
Continuity mistake: When Pete the dog runs away, a woman in white trousers on the left suddenly appears between one shot and another.
Continuity mistake: During cocktails, when Charlotte appears Carrie takes a sip, but a shot later her arm is down.
Continuity mistake: When Sam has her smoothie-remedy in front, it has a centimetre of bubbles on top in the wide close-ups, but none in the wide angles.
Continuity mistake: At the restaurant, when the lawyer says goodbye to the girls Miranda's right hand is on the papers or behind the the table, this keeps changing back and forth.
Continuity mistake: When Miranda checks the prenup she turns the page and says "Nada!" then lets the page fall. Half a second later the page is turned again.
Continuity mistake: When Aidan's truck leaves, a woman on the left suddenly appears between shots.
Answer: A popular brand of sexual lubricant. See http://www.k-y.com/index.jsp.
J I Cohen