National Theatre 50th birthday: Take someone to the theatre.
National Theatre 50th birthday: Take someone to the theatre. It's 50 years this week since the National Theatre's first performance, and we'd love you to do something special to wish us happy birthday. Wherever you are, take someone to a theatre that you love. It could be someone that rarely goes or, better yet, has never been before. Tweet who you'll take, where you'll go, and what you'll…