Here is a link to a story on Stitch Kingdom, pretty much confirming that there is a 3D release coming for the U.S. with more bonus features!
http://www.stitchkingdom.com/disney-frozen-3d-bluray-october-2014-69957/
Has anyone else noticed that the bonus feature "Breaking the Ice: The Real Making of Frozen" has disapeared from the release? I downloaded the digital version with iTunes extras and it wasn't included. This makes me think they're saving all of the behind the scenes bonus features for an...
Just came across a listing for "Frozen" 3D on Bluray.com. It's listed for an April 16, 2014 release. No cover art, but it's pretty interesting. It says there's both a Blu-ray 3D disc and a Blu-ray 2D disc included. It also said it was listed only two days ago on the 19th. Could this be it?