Cruise passengers were watching a show involving lights, dancers and music on the Royal Caribbean’s Symphony of the Seas when disaster struck.

Dramatic footage from onboard the cruise ship captures passengers stumbling to maintain balance as the ship tilts severely to one side

Speaking to CBS News, Jonathan Parrish, a passenger, said that he was watching a show in the ship’s theater when he felt the ship make a “hard right turn” followed by a second, “more intense” turn. The show was stopped and passengers left the theater.

A Royal Caribbean cruise ship experienced a frightening tilt during a sudden storm in the Atlantic Ocean. The ship, carrying thousands of passengers, leaned 45 degrees, causing furniture and dishes to overturn.