For weeks, Disney California Adventure park guests have marveled at the new “Glow With the Show” Ears, which magically interact with “World of Color,” Mad T Party and other areas of the park. The technology behind the ears has been a mystery, until now! Check out the video below to learn how these new ears work their magic.
http://www.youtube.com/watch?v=TbxkrpWu7hQ&feature=player_embedded
via ‘Glow With the Show’ Ears Technology at Disney California Adventure Park Revealed .