Article continues below advertisementCharlie Kirk's funeral and memorial service occurred on Sunday, September 21, in Arizona, with right-wingers coming out to support the late activist, who was shot and killed just 11 days earlier. Security for Sunday's event at State Farm Stadium in Glendale, Ariz., has been designated the level reserved for Super Bowls, as they let in 100,000 people. Scroll through the gallery below to see who showed up. Article continues below advertisementElon MuskSource: OK! Elon Musk sported a black jacket as he made his way inside the stadium.