Don't ask, don't tell - S3-E12
Continuity mistake: When Miranda blind dates Dwight Owens, he puts the beer on the table twice.
Continuity mistake: When Aidan shows the chair to Carrie he raises his right arm. A shot later it's down.
Continuity mistake: Miranda arrives home and starts opening an envelope. From the opposite angle it is already open and she is already holding the letter.
Continuity mistake: When Carrie and Miranda are eating pink muffins, Miranda's cup in her hand suddenly vanishes.
Continuity mistake: When the chef comes to greet the girls a waiter in a yellow and red shirt is in the back waiting a table. A shot later he is several meters ahead, close to where the chef is.
Visible crew/equipment: When Stanford and Carrie arrive at the furniture place he says "look at this place." Check the reflection on the shop window: There's a boom mic following them.
Continuity mistake: When Charlotte tells about the guy that licked her, Sam has her hands on the table. A shot later they're not.
Continuity mistake: When Miranda hands the show tickets she gives Samantha's twice and Carrie's tickets three times.
Continuity mistake: When the girls are in line for a show, Sam is either holding her purse or keeping it under her armpit. This keeps changing in almost every shot.
The power of female sex - S1-E5
Continuity mistake: When Mario invites Carrie to Venice he drags her towards him. Shot cuts to Carrie thinking out-loud and now she is away from him. Then shot goes back to her very close to him again.
The power of female sex - S1-E5
Revealing mistake: The first aerial shot of the trendy restaurant the first time Carrie and Sam go, is the very same shot used when Carrie goes again and says "another Saturday night." (00:00:58 - 00:18:26)
The power of female sex - S1-E5
Continuity mistake: During breakfast, when Miranda says "high class ho*ker" the coffee pot handle swaps from facing 3 o'clock to 6 o'clock.
The power of female sex - S1-E5
Continuity mistake: While having breakfast at the hotel Miranda grabs the coffee pot twice.
They shoot single people, don't they? - S2-E4
Continuity mistake: After Miranda has had sex, his boyfriend's pillow is either ironed in the angles shot from behind or wrinkled in the front shots. This swaps back and forth.
They shoot single people, don't they? - S2-E4
Continuity mistake: While jogging, Miranda meets Josh who has a group of kids running behind but they never appear in the following opposite shots.
Attack of the five foot ten woman - S3-E3
Continuity mistake: When Natasha's friend is gossiping about her to Sam, a waiter passes behind Carrie but disappears in the next shot.
Continuity mistake: During the exhibit, when Baird shows up, a group of people suddenly appear behind him and Charlotte.
Continuity mistake: While in the exhibit, Stanford is behind Carrie, but a shot later he is standing next to her.
Answer: A popular brand of sexual lubricant. See http://www.k-y.com/index.jsp.
J I Cohen