Desc: Ponysitters Club: The Big Sleepover: Directed by Marco Deufemia, Justin G. Dyck. With Zyon Allen, Khiyla Aynne, Diana Chrisman, Paul Dick. Teamwork is the key to success as the Ponysitters work together to help each other strive to reach their goals. There may be struggles and roadblocks but when the Ponysitters work together and support each other, nothing can stand in their way.