From 1982 to 2017, Testicle Festival aka Testy Fest was held in Clinton, Montana and featured such events as Ball Eating, Mr Fun Buns, Itty Bitty Titty, and more.
– WTF Fun Facts
Source: https://theculturetrip.com/north-america/usa/montana/articles/what-you-need-to-know-about-testy-fest-montanas-testicle-eating-festival/