Mickey Mouse: The Main Attraction Big Thunder Mountain 。Disney Parks Big Thunder Railroad 50th Mickey Ears. Mickey Mouse is all-aboard for this collectible, limited release ear headband, part of our monthly series themed to beloved Walt Disney World Resort attractions. Inspiration taken from the Big Thunder Mountain Railroad attraction, the fastest ride in the wilderness. Big Thunder Mountain Railroad first welcomed guest at Walt Disney World on November 15, 1980. 50th World\'s Most Magical Celebration. New with tags! * Limited Release * Soft padded ears * Screen art mountains with embroidered train and track * Velour hat with crimson ribbon * \"Walt Disney World 50\" embroidery on back of right ear * Brown velour headband exterior * Blue non-slip velour interior * Number 9 of 12 in the series Smoke Free Home