Prompted by their children, Grace and Frankie make a change. Robert and Sol channel some fresh energy into their marriage.

Ryan winds up impressing Mike; after Mandy fails history and her laptop and cell phone are taken away, she starts using Mike’s old ham radio.

Devon grows concerned when a mother’s complaints go unaddressed after her delivery, and pushes Bell to take drastic measures. Conrad is faced with breaking the news to Nic regarding Jessie’s…

When Max becomes smitten with an old stray cat that’s been hanging around the apartment, Caroline tries to convince her they need to find it a better home. But just…

Dr. Romano seizes control of the ER and manages to offend everyone. Dr. Kovac asks Dr. Corday’s help in the quest to bring a sickly Croatian boy to the U.S….

The office scrambles without Don; Betty learns some disconcerting news.

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 rival ad agency courts Don, involving Betty in their attempt to lure him from Sterling Cooper. As the presidential campaign heats up, the agency looks for new ways to…

Paul hosts a party at his apartment and introduces someone special to his Sterling Cooper colleagues. Peggy visits her family for dinner. Despite a conflict of interest, the Sterling Cooper…

Trouble arises on the set of a commercial; Harry tries to gather support for a controversial sponsorship; Betty and Don try to appease a client with a friendly dinner.

It’s Valentine’s Day, and the Sterling Cooper advertising agency is hustling to stay on top of its game and buzzing over the newest office equipment. Don and Duck find themselves…

The firm celebrates as they hit a milestone. Peggy and Paul compete to secure the same account.

Sterling Cooper receives a surprise visitor; Sally has been spooked by something (or someone); and Joan receives some shocking news.

Don and his father-in-law cross paths. Meanwhile, Peggy is in search of a new roommate; and a rich new client is excited to be doing business with the firm.

Robert and Nora get to work as guest chefs in Scotty’s struggling restaurant to boost business, Kitty puts her idea to run for Robert’s senate seat up for a Walker…

Meredith, rattled by the latest events, tries to figure out what to do about Derek. Meanwhile, Owen is shocked when his mother is admitted to the hospital.