The Bellas are back in new video

The video goes behind the scenes with the cast as they kicked off shoot of the movie on January 23, 2017.

The behind-the-scene video features the Barden Bellas as they rehearse their choreography for the film.

Previously scheduled to be released on July 21, 2017, the musical comedy sequel will debut in theaters on December 22, 2017.

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Written by Kay Cannon, who penned the first two films, upcoming sequel will be produced by Elizabeth Banks.

"Pitch Perfect 3" is expected to see the return of Anna Kendrick, Britanny Snow, Rebel Wilson, Hailee Steinfeld, Anna Camp, Alexis Knapp, Adam DeVine, Katey Sagal, Ester Dean, Kelley Jakle and Hana Mae Lee.

It will also feature Ruby Rose in a major role.

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undefined which was released in May 15, 2015. It grossed over $282 million worldwide, making it the highest-grossing movie musical of all time.