Disney Legend Yale Gracey is one of the most unheralded of all of the early Disney Imagineers. Thanks to him, we have some of the greatest effects in the Haunted Mansion, Pirates of the Caribbean, and many more. Find out more on this week's Word of the Week – Yale Gracey.

The Haunted Mansion's singing busts, ballroom scene, and the fire on Pirates of the Caribbean are a few of his creations. But what don't you know about Yale Gracey?