Bill Paxton has come along way since his famous "Game over, man" line as Pvt. Hudson in the Sci-fi hit, Aliens. He has starred alongside some of Hollywood's elite in such films as Tombstone, Apollo 13, Twister, Titanic and the TV hit Big Love.
During the past 10 years the National Football League's instant replay system has changed a lot. From upgrades to its overall rules, to the equipment that the officials use, it has been hard for a fan to keep track of all the changes from season-to-season.