HOWTO make an animated Haunted Mansion-style crystal ball

This simple, effective "crystal ball" illusion is documented by Nikki on Ehow: basically, you put a video loop on your phone's screen, drape it in black cloth, and insert it into a crystal ball, and voila, you've got your own Madame Leota (or whatever video you choose), as seen in the Haunted Mansion at the Disney parks worldwide!

Super Simple Crystal Ball (via The Haunted Mansion Disney)