Bison-ten Yell Day – September 2, 2022, history, quotes

Bison-Ten Yell Day on September 2 is a wacky holiday that celebrates a number of things; the 200th birthday of an imaginary figure, the person who invented verbal signaling to yell at soldiers during war, the secret signals between football players, and the fact that if you say “Bison-Ten Yell” repeatedly, it sounds like ‘bicentennial.’

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