The Cursed Play?
Check this website for more:
The Scottish Play (curse of Macbeth) : http://www.straightdope.com/columns/read/2267/whats-the-story-on-the-curse-of-em-macbeth-em
The Scottish Play (curse of Macbeth) : http://www.straightdope.com/columns/read/2267/whats-the-story-on-the-curse-of-em-macbeth-em