Update: Check out this Imagineering video recorded by Orlando Attractions Magazine. It shows some of the development that went into the Dwarf’s Mine Ride coming (we hope) to Magic Kingdom’s Fantasyland expansion:

Two videos have been released before the Expo floor opens up this morning. A lot of great stuff to see there. A real wonderland of Disney history and upcoming attractions (I think I saw Storybook Circus in there).

A video with hosts from from Shake It Up below the jump: