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When two people kiss, they form a long tube from one anus to the other
(self.showerthoughts)
A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. The best ones are thoughts that many people can relate to and they find something funny or interesting in regular stuff.
Depends on the size of the hole you define. I love vsauce but I personally think he chose a hole size too small