Best friends Shelby and Cyd gain the unpredictable power to travel back and forth in time when one of their friend Barry's science inventions goes awry. With their newfound power, the teen besties try to fix the mishaps that spoiled Shelby's plans to ask her crush Cameron out to the school dance.

Cyd wants to plan a special thank you for the Marcus family; Shelby tries to help but everything leads to a misunderstanding and a kitchen disaster.