Here is the blog post: http://disneyparks.disney.go.com/blog/2013/09/glow-with-the-show-ears-coming-to-walt-disney-world-resort-this-fall/
I'm so excited!!!
They will work at both WDW and DL!! They will work at Fantasmic!, Wishes, Celebrate the Magic and the Holiday Wishes!!!! I am buying them the first day they are available here in WDW!!!!