Every Saint Patrick's Day the final of the Rugby Union Schools Cup is played. The tournament is sponsored by Renault. The Schools in Question are Campbell College of Belfast and Armagh Royal School. ps. Nearly all the Schools in the Tournament are the 'State' Schools which the Protestants in Northern Ireland Attend. The exceptions are St. Columbs Grammar School in Derry and 'Mixed' schools such as Rainey Endowed in Magherafelt.