Reporter: They've been done underwater. With puppies. But this morning, it's this "harlem shake" on a plane, that has federal investigators rattled. It hasn't beene before. Why not try something new?... See More
Reporter: They've been done underwater. With puppies. But this morning, it's this "harlem shake" on a plane, that has federal investigators rattled. It hasn't beene before. Why not try something new? Reporter: The videoplete with a dancing banana and abraham lincoln was recorded by a sophomore at colorado college. He and his ultimate frisbee team was flying from denver to a tournament in san diego. Now, after seeing the video on youtube, the faa wants to know if the team broke any rules, like standing up on takeoff or interfering with the flight crew. We spoke with the flight attendants. They seemed excited about the idea. Everybody has a great time with it. We never felt we were being unsafe at any point. We were up when the fasten seat belt sign is off. Reporter: Given that airliners are built to design mother nature's turbulent rocking and rolling. Unless you had everybody running forward and backward, that would be a little difficult to handle in the cockpit. But it couldn't bring the airplane out of the sky. I think it looks worse in the video. Reporter: For its part, frontier says all safety medses were followed and the seat belt sign was off. The airline is no stranger to "the harlem shake." Recently posting its own video of flight crews passing the time during flight layovers. abc news, denver. We have to really look at
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