Big Brother, the televised social experiment that launched 19 years ago in 2000, shows no signs of stopping anytime soon because, well, seeing people vote each other out is just so dang compelling. On June 25, Season 21 begins on CBS with 16 new houseguests from all walks of life, including a college soccer player, a petroleum engineer, a marketing strategist, a truck driver, a Broadway dancer and even a “wine safari guide.”
Whether you’re an avid fan or new to the Big Brother phenomenon, here are five super interesting facts you should know before the Season 21 premiere.