It took a lot of yelling and some vomiting, but Don opened up to Peggy like never before on "The Suitcase." They even slept together... literally!
Peggy has truly come into her own on season four of Mad Men. She's clearly the best employee at the new ad firm.

Mad Men Season 4 Episode 7 Quotes

Don: I don't like Joe Namath. He hasn't even played in a professional game yet.
Peggy: He's very handsome.

I don't know why everyone cares so much about it. If I wanna see two Negros fight, I'd throw a dollar bill out my window.

Mrs. Blankenship