Article Photos: Oklahoma football: How the 'Belldozer' became the 'Bellthrowzer' 15/99

Oklahoma's Trey Millard (33) is upended on a play in front of Tulsa 's Jake Sizelove (53) during the college football game between the University of Oklahoma Sooners (OU) and the University of Tulsa Hurricanes (TU) at the Gaylord-Family Oklahoma Memorial Stadium on Saturday, Sept. 14, 2013 in Norman, Okla.  Photo by Chris Landsberger, The Oklahoman