Even before scooping two Golden Globes on Sunday (Best Screenplay and Best Actor), the Twitter buzz about new film, Birdman was already at trendtastic levels. In a nutshell, it's a black comedy about a washed-up actor (Micheal Keaton) trying to escape the notoriety of Birdman, a superhero character he played in his early career – there are obvs comparisons to Keaton's most-renowned part, Batman, plus Birdman's husky monologues are v. Christian Bale in Bat mode LOLz – via a tragic/weirdly triumphant attempt at directing, writing and acting in a Broadway play. So, giving it to you straight, sans spoilers, here are three reasons why people on Twitter feel like Birdman is worth the $15+ cinema ticket.