Stuck in the Middle - Season 3 (2018)

As Harley tries to raise money, by running a day camp for the neighborhood kids, in the Diaz backyard, she finds herself distracted by the new neighbor, Ellie's irritating cousin, Aiden.

Harley and Suzy try a new strategy to get along with their difficult neighbors.

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

Harley's latest invention causes havoc in science class.

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

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.

Spring vacation, here the Diazes come. The Diaz's must deliver a luxury yacht. They live it up until they dock at the port next to the dreaded Pillman family.

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

Harley goes all out to convince popular neighborhood blogger, Shane Coleman, to feature Ethan's latest film project about Zombies.

Harley learns that her opportunity to meet one of her scientific heroes depends upon her ability to rein in Daphne. Meanwhile, Ethan faces some hard decisions in forming a band for the Marshport Seafood Festival.

Harley noticed 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.

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

Aidan gets Harley a special gift.

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.

Harley discovers that the confusing circumstances surrounding the time she was born literally cost her dad the vehicle of his dreams, now more than fifteen years later, she attempts to rectify the situation on his birthday.

Ellie volunteers to be the videographer at Harley's upcoming quinceanera, except she does not have a good track record.

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