Everyone going to the game look out for many Raiders fans. I was a Chiefs season ticket holder from 1991-2011 and there were always a few thousand Raiders fans coming to Arrowhead. Check out the video below of Raider Nation at Arrowhead in 2009. They darn near took it over....
Raiders fans do a little Rated R cussing in the video below. So don't watch at work,or in front of kids.
http://www.youtube.com/watch?v=KTOaxB3fkG8