Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: At the party, when the doctor leaves, Laurel holds the drink with her left hand but a shot later it's on her right hand.
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: At the beach party, a fan meets Carrie who holds her beer with both hands or one depending on the angle.
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: When Samantha meets the doctor at the beach her legs are crossed or not depending on the angle.
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: Carrie and the doctor are dating for the day after and a waiter approaches on the left. A shot later he disappears.
Twenty-something girls vs. thirty-something women - S2-E17
Continuity mistake: When Carrie meets the doctor there's a waiter behind them who walks away towards Carrie's direction but suddenly disappears in the following shot.
Answer: A popular brand of sexual lubricant. See http://www.k-y.com/index.jsp.
J I Cohen