The Flying Gauchito (1945)

A brave gaucho lad arms himself with a knife and bolo He leaves the floor of the pampas and climbs into the mountains looking for prey In a nest he discovers a flying burro He captures it and after several close calls tames the creature and he takes it back to town where he enters the burro with himself on its back in a horse race If they win it means a prize of 1000 pesos Can the burro get its act together long enough to fly in a straight line and win Its the stuff of legends