Don is tormented as pieces of his secretive past begin to haunt him. Peggy's new success at work, and resulting boost in confidence, threaten her office relationship. Salvatore Romano gets a little too close with a client.

Don and Duck try to make peace; Peggy tries to get into the executive's after-hours meetings; Duck deals with a family visit.

Don makes some new friends on his trip to Los Angeles; Peggy looks for romance; Duck ponders the future of Sterling Cooper.

In the third-season opener, Salvatore and Don take a business trip out of town. Pete Campbell and Ken Cosgrove worry about the changes at Sterling-Cooper and how the changes will impact them.

Sally's behavior causes concern for Don and Betty. Betty has an eye-opening dream that has a strange effect on her. Pete tries to work a new business angle in his dealings.

Don decides to include Betty on a company business trip. Pete lends a hand to a neighbor in his apartment building.

Don deals with a trade-paper interview but doesn't want to talk about himself. A manufacturer of a "wholesome" two-piece bathing suit wants to hire the firm but doesn't want anything too risque. Pete and Peggy try to secure more money for the firm.

Joan and Peggy deal with high-jinx in the office.

Sterling Cooper Draper Price employees resort to scuttlebutt after an agency wide meeting is called.

Megan has second thoughts about her future at Sterling, Cooper, Draper, Pryce. Peggy lashes out when she's inadvertently put in the uncomfortable position of having to lie. Pete's effort to protect an acquaintance doesn't turn out quite like he expected.

Pete asks Joan to make a personal and moral sacrifice to ensure the company lands the Jaguar account. Don becomes furious after learning of the impact Megan's new profession will have on their life. Feeling unappreciated, Peggy attends lunch with Freddy Rumsen, who encourages her to make a move.

Peggy becomes unsatisfied with her apartment and with Abe, Don has an eventful weekend with Betty while Megan has problems on the set, Roger has time with his grandson, and Pete begins exploring his options outside the firm.

Don renews his battle with Ted after seeing his relationship with Peggy, Sally interviews at a boarding school, and Pete discovers Bob Benson's background.

Peggy determinedly collects research for a pitch. Pete is invited to join an exclusive club. Joan looks forward to spending time with her friend.

Don receives a reward for his work. Joan butts heads with her co-worker on an account. Faced with a big decision, Roger dodges.