Princess Bride, too.
Is Bedknobs still in development? I know Chicago Shakespeare Theatre was going to do it, but after Rachel Rockwell (the director)'s death, it was cancelled and SIX took its place.
Technically, Devil Wears Prada and Mrs. Doubtfire are also also upcoming Disney musicals, since Fox Stage Productions (now owned by Disney) partnered with producer Kevin McCollum for them. Bob Cohen (former head of Fox Stage Productions) was among the people who got the axe in the Disney merger, so perhaps Tom Schumacher is also overseeing those projects on behalf of the parent company?