Harley enlists the help of the Littles to tackle what's left of her Buck-Kid List before she becomes an official adult.

When the family car rolls into the garage and causes severe damage, Tom and Suzy look for a culprit; Ethan and Harley don't have alibis, so they head to Diaz Court.

Aidan gets Harley a special gift.

Harley realizes that she had a great time hanging out with a surprisingly sweet and generous Aidan, despite a chaotic day; Georgie calls Harley out for crushing on Aidan.

Harley notices the Diaz kids aren't as tight-knit lately, so she uses her Lock Squawk invention to turn the attic into an escape room and acts as the game master.

When Harley volunteers to oversee Daphne's first sleepover, she uncovers a truth about Daphne that she never expected.

The family preps for Ethan's latest short film premiere party, while also navigating a weekend visit from annoying neighbor Aidan.

The cast of Stuck in the Middle talks about upcoming episodes and answers questions from fans.

When Georgie fails to make the basketball team this year, Harley helps her cultivate a new passion instead.

The Diaz's must deliver a luxury yacht on spring break. They live it up until they dock at the port next to the dreaded Pillman family.

Under Abuela's watch for the weekend, the Diaz kids are committed to making her visit disaster-free, that is, until Harley learns that Ethan spilled her deepest secret.

When the Bait N' Bite is robbed, the Diaz kids use their resources to track down the culprit.

Harley's latest invention causes havoc in science class.

Georgie enlists Harley's help to break up with Wyatt.

Harley and Suzy come up with a new way to get along with their neighbors.

Harley and Ellie host a winter break camp for kids.

Georgie struggles filling into the oldest sister role.

When Rachel apparently misses out on an incredible educational opportunity, her sisters are suspicious of how well she takes the news. Meanwhile, Ethan cashes in on his experience of living with four sisters by landing a job.

Harley rallies her siblings and parents to take a trip to Florida to celebrate Christmas with their abuela, but in true Diaz fashion, things go awry. One rerouted flight, an unintended pit stop and a damaged rockstar tour bus later, the Diazes find themselves stranded in a small town without phones, credit cards or money, where they must compete with the town residents in an "Iron Elf" competition to get their bus repaired and make it to Abuela's in time for Christmas.