Right now, the planet is undergoing a coronavirus pandemic, killing thousands. However, it’s faraway from the sole one. The winner for the weirdest outbreak to strike mankind possesses to be the Dancing Plague. On July 14, 1518, a lady named Frau Troffea from the town of Strasbourg in modern-day France left her house and commenced to bop . She kept going & going for hours until she finally collapsed, sweating and twitching on the ground.