The gang is invited to Logan's dad's mansion for spring break, only to find out they are being used for testing a new reality show called "Gender Defenders." Now it's boys against girls and, when Chase accidentally sends a text message to Zoey proclaiming his true feelings for her, they start to wonder if it's Spring Break or Spring Bummer.

Zoey is offered a chance to move to London with her parents.

Pacific Coast Academy alumni return to Malibu for an over-the-top wedding that turns into a high school reunion for the books.