It's the first episode where Miranda and Char are having a scene with just only two of them.
Carrie had an abortion in 1988 (13 years earlier than the present) after a drunken tryst at The Tunnel with Chad, a waiter from The Saloon.
Lucy Liu wears a blue & yellow J'ADORE DIOR tshirt. Sarah Jessica Parker wears a black & white J'ADORE DIOR 8 tshirt in Sex and the City 2.