Raj from the Big Bang Theory is married to Miss India.
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When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Sea otters hold hands while sleeping so they don’t drift away from each other.
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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