Wicked: how well do you know it?
We know a lot of you are fans, but how well do you really know the show? Take our quiz to see if you can answer these ten tricky questions and find out.
From 4.30pm today we'll be doing a Q&A with Alice Fearn, the West End's current Elphaba, on Instagram. So head to our page to ask her what it's like having to put all that green make up on every single day.
Happy birthday Wicked!
Let us know how you get on on Facebook and Twitter…