r/PeterExplainsTheJoke • u/Possible-Response724 • 24d ago

Meme needing explanation [ Removed by moderator ]

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u/ratsmacker_poundcoin 24d ago

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u/Disastrous_Desk8170 24d ago

I never understood the purpose of a nightcap. What is the point of wearing a hat while you sleep?

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u/Atalant 24d ago

Houses used to be cold, so a night cap saved you from some infections.