Design the Official 2014-15 CU Bookstore 'Shoulder to Shoulder' Spirit Shirt. You still have a chance to design the Official 2014-15 CU Bookstore "Shoulder to Shoulder" Spirit Shirt. Get your design entry in by Friday, Feb. 7. Sponsored by: Residence Hall Association (RHA), the CU Bookstore and CU Athletics. Go to http://www.rha.colorado.edu or contact rha@colorado.edu for more information.