The Sound of Music is pretty inexcusable, even for the 1980's...
The Ragtime one changed pretty quickly to a purple background and show images
I don't see anything wrong with Kiss Me Kate or Rent - the latter is certainly better than the recent Broadway version.
My avatar for the upcoming Sunday in the Park... transfer to the Wyndham's - a stunning example of a UK logo (IMO)! I think it was your sweeping generalisation that rather rankled people, though (in a self-defeating statement) I have to agree that the silver Wicked logo is pretty tacky