Traveling by plane is free x rated moviesnever easy, and we typically expect to see off-putting things happen on our flight from other passengers, not the flight attendants.

So it was a bit of a shock when Reddit user Fedor_Gavnyukov uploaded a video where he caught flight attendants seemingly doing something really gross.

The video shows an Emirates airlines flight attendant grabbing a half-drunk glass of champagne and pouring it back into its bottle before the camera quickly turns away.

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It might look like a unhealthy offense, but it's actually standard protocol.

Redditor users in the comments quickly chimed in to shed some light on the situation and explained that nothing bad would happen to the used bottle.

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There you have it. Just your friendly neighborhood flight attendants taking care of business.