It's nearly impossible to pick out Mater's most funny moments. In this episode of Racing Sports Network, we pick our five favorites. NO PURCHASE NECESSARY. Enter by 6/5/18. Open to legal residents of the 50 U.S. and D.C. of all ages. Minors must get parent’s permission to enter. Limit 1 entry per member per weekly entry period. Visit Disney.com/RSN for Official Rules including full details on eligibility restrictions, how to enter, weekly entry periods, prize description & limitations. Void where prohibited. Many will enter; few will win.