This is why you should never, ever drink 'tea' you find lying around

LONDON -- We don't even want to imagine what this would have tasted like.

On Wednesday afternoon, Niamh McManus of Redcar, UK shared a mildly shudder-inducing story that involved a beauty blender, her brother and a Lidl mug.

SEE ALSO: This mum's wine hack has taken Twitter by storm

Here's the tweet, which pretty much speaks for itself.

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Oh dear.

That tweet -- which has been shared over 8,500 times -- sent shockwaves rippling through Twitter.

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This Tweet is currently unavailable. It might be loading or has been removed.

We're going to guess that'll be the last time McManus' brother picks up a mug of tea he finds on the kitchen side.

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