Sen. Claire McCaskill’s Missouri Tigers are playing Sen. Ben Nelson’s Nebraska Corn Huskers tonight and the office rivalry is heating up.

The Hart Senate Office Building might as well be a freshman dorm. The rolling prank war between hallmates Sens. Claire McCaskill and Ben Nelson is back on, with McCaskill pulling a stunt this morning to taunt her colleague ahead of tonight’s football game between the University of Nebraska and the University of Missouri.

HOH has the story – we’ve got the pics.