Disney today sent out a few changes for upcoming releases. Marvel’s The Avengers 3D updates the movie from 2D to 3D. Its May 4, 2012 opening date remains the same. Previous Disney Untitled has been christened Frozen 3D and its wide opening is still slated for November 27, 2013. Another comic-book property, Marvel Untitled is shifted to April 4, 2014 wide from June 27, 2014.