After Homer catches Bart rooting for Springfield's football rival, the Boston Americans, he plans a family "hate-cation" trip to Boston in an attempt to show Bart that Boston is a terrible city.

As Storybrooke continues to welcome the new arrivals from the Land of Untold Stories, families, friends and even long-lost enemies are reunited once again. When Ashley (Cinderella) searches for her step-family, intent on settling their unfinished business, Emma, Hook and Henry scramble to help her before it's too late. Meanwhile, Regina attempts to bribe Mr. Hyde for information about how to defeat the Evil Queen and Snow helps Dr. Jekyll find a suitable laboratory for his work. David makes a deal with Gold and delivers a message to Belle in exchange for new information about his father. In flashback, Cinderella attends a ball and meets her prince.

Walter learns that Cornelia's work on a drought story poses a threat to her life; Jim's on-air colonoscopy goes awry.

Pablo's grasp on reality is tested when Ruby reveals the Necronomicon has gifted him with premonitions. Meanwhile, in the morgue, Ash and Kelly discover Brock's date might not be the warm body he's banking on.

A pair of guests, first-timer William and repeat visitor Logan arrive at Westworld with different expectations and agendas. Bernard and Quality Assurance head Theresa Cullen debate whether a recent host anomaly is contagious. Meanwhile, behavior engineer Elsie Hughes tweaks the emotions of Maeve, a madam in Sweetwater's brothel, in order to avoid a recall. Cocky programmer Lee Sizemore pitches his latest narrative to the team, but Dr. Ford has other ideas. The Man in Black conscripts a condemned man, Lawrence, to help him uncover Westworld's deepest secrets.

Abby and Trace seem finally ready to move forward; Jess, David and Bree attempt to untangle their complicated love triangle; an emergency phone call puts Trace in trouble with the law.

Grandmas and grandpas take over the grocery store! First, they must make their grandkids' favorite dish using ten items or less. Next, it's "Viva Las Vegas" as they use a culinary slot machine to select ingredients for a diner classic. Finally, the remaining grandparents must combine both old school and trendy ingredients in a winning dinner party dish.

Ready to disown his family, Frank takes Liam under wing and starts a new life barricaded on the top floor of the Gallagher home. Fiona, meanwhile, adopts a new, relaxed attitude and starts running Patsy's Pies on her own terms. Debbie gets into trouble in the stroller business; Ian tries out heterosexuality; and Carl finds himself forced into abstinence.

Johnson and Masters' troubles come to a head as the trial begins with Keller leading the charge. Virginia does her best to revive their career as Bill faces the reality of what the charges could mean for him, Johnson and the practice.

New bar owners accuse their manager (and the bar's former owner) of sabotaging their business to try to steal it back. With no clear proof, Jon uses a stress test to determine who's right and who's wrong.

Setrakian offers hope in a new plan to trap the Master while Eph and Dutch seek out the Master's "voice". Palmer, frail and close to death, needs Setrakian's access to the white to hold up his end of their bargain. Fet suffers a devastating personal loss revealing a long-hidden family secret.

Frances and Robert - a middle-aged couple in the suburbs of New York City - try to figure out if their marriage is worth saving after a shocking event at their friend Diane's 50th birthday party makes them take a hard look at their own lives.

In the wake of her 29th birthday, Issa Dee reconsiders her dead-end relationship with Lawrence, her live-in boyfriend. Meanwhile, Issa's best friend, Molly, mourns her singledom and the state of her "lady parts". Later, Issa uses an open-mic night as an excuse to reconnect with an ex.

John Oliver covers Guantánamo Bay: John Oliver examines the legal and moral issues surrounding the military prison at Guantánamo Bay.

Beau's depressed over Maggie, so Mary tries to fix him up with a friend. Colt wonders when Abby's going to follow through on her promise.

Luke gets closer to the truth about Reva and her part in his fate, while Mariah wrestles with the morality of her new role. Misty hunts for Luke.

A team from Scunthorpe take on a trio of Beekeepers in this heat. They compete to draw together the connections between things which, at first glance, seem utterly random. Presented by Victoria Coren Mitchell.

Karen's plan to go it alone pays off in more ways than one when a handsome young entrepreneur makes her an offer she cannot refuse. Pete's world falls apart when daughter Chloe rejects him. Already on the edge, could this tip him over?.

The guys race through space.