Host Bill Hader; Arcade Fire perform.

Jeri finagles a deal for her new client in exchange for Karl's location. Trish forges ahead with her own investigation. A prison guard crosses a line.

As Gus prepares for his band's first gig and a trip back home to South Dakota, Mickey wonders if it’s time for her to meet the Cruikshank clan.

After Marius' "Roosevelt Buffalo" plan works too well, the heist's fate is left in Pete's hands. Carly and Audrey investigate Marius and Maggie's motives for returning to the family. Julia enlists the aid of Otto, Sam, and - much to her chagrin - Lance in protecting Valerie from Colin. Taylor takes the final steps to frame the hitman for Winslow's death, and hopefully save Audrey.

An attempted intervention on Cesar's behalf doesn't go quite as planned. Meanwhile, Ruby experiences love at first sight with a friend of the family.

The Guardians must work together to escape the elaborate prisons created for them by The Collector.

The Guardians meet up with Spider-Man in New York City to defeat Thanos' super-powered symbiote.

The family are surprised to find out that Leslie has three different girlfriends, so Louisa decides to take it upon herself to help him pick one by having each member of the family invite their favourite girl to afternoon tea. Larry injures his leg and Theo decides to use his newly set-up x-ray unit to try and examine it. Elsewhere, Gerry continues to grow his animal collection, Margo takes up a job as Theo's assistant, and Aunt Hermione arrives in Corfu for good.

Ruby faces new challenges as a blistering heatwave hits Kerala. Lydia decides Ruby is ready for her first solo night shift, but when a storm hits Barco, Ruby faces an agonising test that stretches her medical skills to the limit.

Matt LeBlanc tests the world's fastest-accelerating car, with a little help from NASA. Chris Harris pens a heartfelt love letter to the Citroen 2CV, while Rory Reid samples some exciting cars from South Korea. Dara O Briain and Ed Byrne are the studio guests.

Finn's latest literary work meets with only derision, so he sets out to prove all the naysayers wrong.

A training accident results in a serious injury and Georgie feels conflicted when an unlikely ally arrives at Heartland to show support. Meanwhile, Jack begins to consider his legacy and what he wants to leave to his family, but is interrupted when he and Mitch work to save a winter calf at risk of starvation. Jack is also caught in the middle when Lisa's projects begin to take over the ranch house and she decides to make Amy's room into an office.

In order to fulfill his grand destiny, Jake is spirited away by a strangely familiar shape-shifting alien.

When the kids are given the task of making homemade gifts for their grandma's birthday, they set out to find a secret room filled with homemade ceramics which, according to urban legend, has been boarded up for years at their school. Meanwhile, Teddy starts a phone repair service and the adults become determined to improve his online rating.

Searching for answers on Mars, Finn and Jermaine discover that they must first survive a cunning Martian mental trap.

Finn and Jake, as ambassadors of the Candy Kingdom, travel to a powerful new city-state in a last ditch effort to stave off war.