Drink a bottle of apple juice with a label that says "It's not pee" in bold letters

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It always grossed me up watching Adam Savage drink apple juice on his youtube videos ha ha

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I do that to all my apple juice bottles, and occasionally to some of my apple juice pee bottles. Everyone loves a surprise

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Better yet, wash out a Hershey's chocolate syrup bottle and use it as a water bottle at the gym.

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This, but you do it on Opposite Day 😈

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Pee into a bottle with a label that says "It's apple juice"?

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apple juice bottles come with apple juice labels

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Blue Fanta (the berry one) looks exactly like Windex

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It can be used like Windex in a pinch too.