Big Fish, Glengarry Glen Ross and Twelfth Night in our top openings of the week
Kelsey Grammer and Christian Slater add some Hollywood clout to this week's openings
Test your theatre knowledge: Try the trickiest quiz in the industry
Every year the Society of Box Office Managers comes together to do one of theatre's hardest quizzes. This time, we've got a hold of some of the questions.
Test your theatre knowledge: Whose line is it anyway?
See if you can work out which character said these lines in which show