— Roger Sterling receives the first liver transplant, which he celebrates with a Gibson martini. When admonished by a nurse, he cracks, “Come on, it’s like Christmas morning—I couldn’t wait to try it out.”
— More people die, to remind the characters that death is ubiquitous.
— Don has a series of flashbacks recounting his journey across the prairie in a wagon train of prostitutes.
"This is not art. This what we saw in and from it. We’re designers without a good grip on what art is and what can and can’t be done with it, so we did what we felt came naturally to us. We know nothing about these paintings, we even used google image search to look up the names. We thought we should maybe apologise to anybody that thinks what we’re doing is wrong, but we decided it would be more wrong of people to even think that."