50th Anniversary Light Up Balloon Ears Sail Into Walt Disney 。Disney World 50th Anniversary Mickey Mouse Balloon Light-Up Ear Headband. It features translucent ears with blue Mickey Mouse balloons inside that light up. The ears have the Walt Disney World 50th Anniversary logo. It has a gold fabric covering on the headband. An on/off button controls the lights. It requires 3 x AG13 button cell batteries, which are included. The headband is part of the Walt Disney World 50th Anniversary Collection. These ears were first released at Walt Disney World on July 2, 2022.