Emirates plane passenger shares hack for bagging flight upgrade

Everyone wants a free upgrade on a flight if they can get it, but one man thinks there's a way to guarantee better treatment - and it all comes down to the simple act of being kind.

tested his theory while on an Emirates flight to , telling his followers: 'This is exactly how you get a free upgrade on a flight.'

'Start by picking up some snacks or a small gift - just a little something to make a big impact,' he instructed viewers.

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