Oklahoma State honors T. Boone Pickens with uniform Posted Sep 17, 2019 The Oklahoma State Cowboys represented T. Boone Pickens Saturday against Tulsa. A tweet went out Saturday showing the uniforms for Saturday's matchup, featuring "BOONE" on the back of the player's helmets. Pickens died Wednesday in Dallas at age 91. Pickens was an Oklahoma State alumnus, and donated $652 million to the school over the years. (WFAA)