Did you just realize, like I did, that on the eve of Mad Men's much-anticipated season 5 premiere (after a 17-month long hiatus) you kind of forgot to study?
The Daily Beast's
On the night of the office Christmas party, Don drunkenly slept with his secretary, Allison (Alexa Alemanni), and then refused to acknowledge their illicit affair. Allison then broke down during a market-research session and threw a brass cigarette dispenser at Don, quitting. She was replaced by Ida Blankenship (Randee Heller), a gruff and inept career assistant who had previously worked for Bert Cooper.