When Smithers is devastated by Burns' lack of affection towards him, Homer makes it his mission to find him a boyfriend. Meanwhile, after Bart orchestrates the removal of the lead in the school's stage production of "Casablanca", Milhouse serves as a terrible understudy, which frustrates his co-star, Lisa.

Ahead of a Wisconsin showdown the candidates crisscross the state in pursuit of competing agendas. Can Kasich, Cruz or Sanders secure their position as spoilers - or will Clinton and Trump finally be crowned their party's Big Cheese?

When Gene overhears talk about a mystical creature that lives nearby, he leads the Belcher kids and their friends on a journey to find it. Meanwhile, Linda's competitive nature takes over during downtime at the restaurant.

Emma, Snow, David, Regina, Robin, Henry and Hook continue to search for a way to free everyone from the Underworld. At the mercy of Hades, Gold creates a portal to Storybrooke, which transports Belle, Zelena and Baby Hood to the Underworld. While Zelena and Regina get into a sibling squabble, Belle is reunited with Rumple only to learn some tremendously shocking news that will change her life forever. Meanwhile, Snow and David hopelessly attempt to send a message from the Underworld to their son, Neal. In flashbacks, Hades learns about Zelena's very special spell and pays her a visit in Oz with the intention of striking an alliance, but finds himself with more than just a partner in crime.

Cooper's ex-girlfriend resurfaces in a way that results in some serious public humiliation for him. Neal tries to intervene, but things quickly spiral out of control. Meanwhile, Kelly meets a new guy who shares her love of competition and Josh tries his hardest to keep Leslie out of group hangouts.

Jack's mother arrives in Hope Valley and quickly proves to be a challenge for Elizabeth; Rosemary plans her perfect wedding.

Nina and Clements design a plan to lure the pock-marked man, Doug, using Adam as bait. However, things go awry when Adam spots Doug in the mall. He becomes sick and is taken to the hospital while the police continue their pursuit of Doug. After the doctor reviews Adam's medical history, he drops a bombshell on an unsuspecting Claire. In flashbacks, we return to the night when Adam was kidnapped, retracing all the near misses where Doug crossed paths with the Warrens and the police.

Rebuffed by a loan officer with high-school ties to Zak, a desperate Richie approaches Maury about doing a deal with Galasso. Devon and Ingrid make the scene at Max's Kansas City, where Devon impresses photographer Billy McVicar with her ability to charm a major celebrity into giving up his photo. Tasked by Richie to come up with a new song, Kip and the Nasty Bits get a crash course in the blues from Lester. Andrea fires a longtime American Century employee, angering Richie. Clark finds musical enlightenment from Jorge, his onetime mailroom nemesis.

As the investigation heats up, time runs out to settle a dead man's debt. A brutal attack puts Levi face-to-face with devious players from Pastor Johnson's past.

Four previously eliminated chefs are back for another shot at victory as the GGG Redemption Tournament kicks off. First, chefs must turn German chocolate cake ingredients into a delicious dinner. Then, they must make something cheesy using only items whose prices begin with the number three. In the final round, chefs prepare dishes inspired by their family flavors featuring weird ingredients from the dreaded Food Pyramid. The chef who emerges victorious gets a shot at winning $20,000 and a spot in the finale!

Morgan finds Carol and tries to talk her into returning to Alexandria. Meanwhile, Rick and several others leave to take Maggie to the Hilltop Colony to see a doctor. However, they find the Saviors cutting off each and every possible route they try to take in an effort to direct them to finally meet their leader.

During Fiona's wedding Debbie shows up at the church with Franny, and Frank arrives uninvited and high, and reveals that Sean is still a practicing junkie. Meanwhile, Ian brings Caleb to meet the family; and Sean tries to do everything he can to keep his son in his life.

The school principal reprimands Hannah; Jessa worries about seeing Hannah at Adam's play; Marnie shares news with Ray; Elijah attends a swanky party at Dill's apartment. Meanwhile, Hannah feels that Fran is judging her.

Carol is back on the campaign for repopulation with Phil, and Todd's juggling act finally puts him over the edge.

Jerrod and Maxine clash over his parents' behavior after a Muslim couple moves in next door. The problem intensifies when his parents see their new neighbors receive a mysterious package and they become determined to investigate.

Following a falling out with his father, Star-Lord finds a ship containing the A.I. Rora as he takes it off of Spartax with the Drax the Destroyer and Groot providing a diversion for the Spartax Royal Guards. Afterwards, the Guardians of the Galaxy have to deal with Lucy and Supergiant who are jilted that Star-Lord is the Prince of Sparta.

Mike and Martina set their friend John up with a new girl in order to "Frankenstein" the perfect friend-couple, but when John's ex finds out about it, the whole thing blows up in their faces. Shea, Stella and Ethan take over Bob's bar.

Robert Kirkman, Scott M. Gimple, Jeffrey Dean Morgan (Negan) and Norman Reedus (Daryl) discuss "Last Day on Earth" from The Walking Dead. Hosted by Chris Hardwick.

After a downtown expansion, a successful St. Louis restaurant owner could lose everything as her out-of-control nephew and unqualified manager run her sports bar into the ground.

A training exercise ends up hitting too close to home for Shelby. Hannah becomes an friend to Alex and attempts to stop the terrorists from making another move.

Axe loses hundreds of millions of dollars on a bad trade and turns to Wendy for help. Chuck sets out on an odyssey to secure powerful allies in the fight against Axe. Lu balks at Lara's suggestion she become the new chef at Axe Capital - and takes her sister back to the old neighborhood to remind her of their roots. Meanwhile, Sacker and Connerty close down the Axe Capital investigation just as Chuck finds evidence - right in his own home - that could salvage the case.

A biology student and an survival instructor head to Croatia.

Michelle is under pressure and turns to Brett and Alex for some help. A late night trip to the beach leaves Brett in an awkward situation.

Lawmakers have to raise money to keep their jobs, but a surprising amount of their job now consists of raising money. John Oliver sits down with Congressman Steve Israel to discuss the costs of political spending.

When his inflated ego lands him in hot water, Colt realizes he's not the big man on campus anymore. Beau's doctor makes him trade in steak for salad.

Daredevil wasn't the only person to lose his sense in an accident. Hogwarts students don't understand birth control. Solid Snake has an interesting visit to the bathroom. The Micronauts get a new public transport system.

A visit from Snoop Dogg and friends sets the trailer park abuzz, and Sunnyvale fan Tom Arnold fulfills a bucket-list dream with Bubbles.

Phoenix Jones, a real-life superhero, visits the Stash and patrols Red Bank, N.J., with the guys. Later, Walt reminisces about an iconic Batman playset.

Following eleven years' absence away from the force, DS Marcella Backland is drawn back to police work following the return of the Grove Park Killer, her last case before she left. She is driven by the news that her previous lead suspect, Peter Cullen, is out of prison for manslaughter and who is now working in a bakery on a prison placement scheme.

The boys really want tickets to one of the 'Beast shows' at the Games. Marcus meets Delphine whom he hopes will become his 'Gaul-friend'.

Grumio meets Justin, the man who left him on a hill as a baby and who now wants to make up for his past mistake. Stylax begins to date Camilla, a female discus thrower, on a sex ban during the Games.