Mix up your best Sally Draper-inspired Tom Collins, everyone -- the season four premiere of Mad Men begins in a matter of hours. The questions have been asked, the office pool has been filled out and all that's left is to see how many spoilers have really been leaked already. As prepared as you are, however, it never hurts to have a refresher. Ahead, watch a recap of the first three seasons of Mad Men in less than five minutes. Oh Jon Hamm, you were so young in season one!
Best line: "Betty sleeps with Captain Awesome from Chuck, in a coat room."