 Finding an area that reminded them of The Wizard of Oz (1939 film), the brothers began work on an Oz based theme park.The had over 44,000 bricked glazed yellow  The songs that were lip-synced by the characters on the Yellow Brick Road and at Emerald City were composed by notables Alec Wilder and North Carolina native Loonis McGlohon (with the exception of E.Y.Harburg and Harold Arlen's "Over the Rainbow" for which rights were obtained to integrate into the Emerald City show).