"Harmonious" is one of the largest nighttime spectaculars ever created for a Disney park and a key milestone in the transformation of EPCOT, the nighttime spectacular is set to open October 1 as part of the celebration of the Walt Disney World Resort 50th anniversary. The show is a tribute to the power of story and the song that unites us. It will leverage music and visuals from across Disney's vast catalog and performed artists from around the world.