Article continues below advertisementThousands of people have already arrived to Charlie Kirk's public memorial service and funeral, which will occur on Sunday, September 21. Security for Sunday's event at State Farm Stadium in Glendale, Ariz., has been designated the level reserved for Super Bowls, with President Donald Trump, VP J.D. Vance and more speaking about Kirk, who was shot and killed on September 10.Article continues below advertisementMourners Line Up Early for Charlie Kirk's Memorial Source: OK! Crowds were lined up before sunrise.