When Cameron Boyce's cousin, Juliet Boyce, gets asked to play Luke Ross's sister, Jenna Ross, on Jessie, Cameron couldn't be happier. Even though Juliet was older by two years, Cameron and Juliet had been best friends since they were kids and at every Christmas, you would find the two teenagers playing video games together. They were inseparable. Juliet's first appearance on the big screen and she instantly makes friends. Cameron starts to think he's getting replaced, and starts to act differently on set, and off set.