According to the following website , the new night show, "Happily Ever After" will Live Stream on May 12th.
"We’ll host a #DisneyParksLIVE stream of the show’s debut right here for all of you to watch this Friday, starting at 8:55 p.m. ET. Be sure to join a few minutes early, as we’ll kick off the broadcast with a behind-the-scenes look at the creation of “Happily Ever After.”
A fresh blog post will appear at the top of the blog on that day/time for viewing. To follow along on Twitter, use the hashtags #DisneyParksLIVE and #HappilyEverAfter."