Watch this video and answer the following question to be in with a chance of winning a £20 gift voucher to spend at The Lowry:
Q: Which anniversary does Agatha Christie’s The Mousetrap celebrate this year?
Entry details: Email your answer to email@example.com. Please include ‘season trailer’ in the subject line of your email. The Twelve Trailers of Christmas competition closes at midnight Sun 5 January 2014. We will announce the winners on Tue 7 January 2013. Tickets are subject to availability. #12trailersxmas