Robin Williams joined the cheerleading squad for a live game at Mile High Stadium in front of over 70,000 fans on November 11, 1979. The Denver Broncos defeated the New England Patriots 45-10. Robin dressed as Mork from Ork from the popular TV show "Mork and Mindy," which was filmed and based in Boulder, Colorado. He was dressed as a cheerleader, complete with white knee-high cowboy boots, a sequined mini skirt and top, an orange scarf, and gloves. Robin Williams holds the distinction of being the NFL's first male cheerleader.
