A Texas family of football supporters head out one Saturday to the outlet mall to do their tax-free back to school shopping. While in the sports shop the son picks up an Oklahoma jersey and says to his older sister, ""I've decided to become a Sooner fan and I would like to wear this to school"". His big sister is outraged by this and promptly whacks him round the head and says, ""Go talk to mother"". Off goes the little lad with the Oklahoma jersey in hand and finds his mother. ""Mom?"" ""Yes so…