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.
They shoot single people, don't they? - S2-E4
Continuity mistake: When the girls are eating, a waiter brings the check to Samantha. She holds a fork in her right hand but a shot later the fork is gone and her hand is magically on the wallet. She hands the credit card and when the shot changes she is holding the fork again.
They shoot single people, don't they? - S2-E4
Continuity mistake: When the episode ends a lighting screen is reflected on Carrie's lenses.
Answer: A popular brand of sexual lubricant. See http://www.k-y.com/index.jsp.
J I Cohen