Gene starts a band with Tina, Louise, Rudy, Peter and Daryl, only to be kicked out and left on his own. After declaring that he will never play his Casio again, Tina and Louise join forces to help Gene rediscover his love of music. Meanwhile, Linda deals with a horrible armpit rash that has everyone disgusted!

The season premiere of Parts Unknown uses reverse chronology to tell the story of the host’s return trip to South Korea after a 10-year absence. Bourdain experiences the nuances of hyper-modern Seoul which has its sights set on becoming the world’s top exporter of popular culture. Food options include Korean fried chicken, and a vintage Korean "army" stew, budae jjigae, with Spam, canned baked beans, frankfurters, ramen noodles and Kimchi.

A retrospective of season four and preview of season five.

After Jake injures himself on a case, Terry forces him take time off and rest -- something Jake doesn’t know how to do. Across town, Holt and Rosa try to avoid intimate conversation during a double-date with their significant others.

Peter befriends a group of mean girls after his feelings are hurt when his so-called friends decide to “roast” him. Lois, all too familiar with the gossipy nature of women, tells Peter they are probably talking about him behind his back, and Peter soon discovers that Lois may be right.

In Braavos, Arya sees the Many-Faced God; In King's Landing, Queen Margaery enjoys her new husband; Tyrion and Varys walk the Long Bridge of Volantis.

Don comes up with a big idea, Roger asks Joan to help him fix a clerical error and Peggy has difficulties casting for a commercial.

As Elizabeth prepares for the arrival of Iranian President Shiraz to sign a nuclear treaty, she uncovers a top secret plot to assassinate him on United States soil. At the same time, she must deal with a massive protest by the Human Rights Campaign in response to Iran’s plans to stone a gay citizen to death. Also, Elizabeth sees a therapist (Marsha Mason) to deal with her PTSD.

Emma's potential for darkness is looming over everyone, but when Emma realizes Maleficent's daughter Lily is in fact her closest friend from her foster care days, she resolves to find Lily and reunite her with her mother. Regina joins forces with Emma and together they set out to track down Lily and to warn Robin about Zelena. However, neither of them is prepared for the harsh realities they'll encounter in the outside world. Meanwhile, in Storybrooke, Gold faces a crisis involving Belle. In a foster care flashback, things are looking up for young Emma with her new family until Lily's appearance threatens to destabilize everything.

As Emily sifts through the wreckage of her life, even her closest friends worry she has finally gone too far.

Anne explores her supernatural side. Mary receives a chilling warning.

While considering Gavin’s proposal, Richard is approached by Russ Hanneman, an image-conscious billionaire who wants to back Pied Piper, but may not be as “hands-off” as he claims. Gilfoyle and Dinesh play hardball to get what they want; Gavin finds a new strategy in dealing with the enemy.

Alicia faces an uncertain future when she is forced to resign as State’s Attorney in the wake of a voter fraud scandal. Also, R.D. hires Diane and Cary to argue against two ultra-conservative lawyers for a test case involving mandatory minimum sentencing.

When Homer gets an old film roll developed, the family takes a trip down memory lane to see the origins of how Bart and Lisa first started fighting with each other.