I was informed yesterday that there's a Twitter account for my laugh. Very hard to get used to things like that. Pretty amazing.

If you play it straight it's funny - the best comedy is always played straight down the middle. The adjustment is understanding from the screenplay that a moment is hilarious.

Some of the greatest actors have turned superheroes into a serious business: Michael Keaton and Jack Nicholson in 'Batman' Ian McKellen and Patrick Stewart, the first venerable knights of the X-Men, who have now passed the baton to Michael Fassbender and James McAvoy.

Joanna points her camera at a section of society unused to having cameras pointed at it. But I don't know about categorizing them in terms of class I'm a bit wary of that. My dad is the son of a shipbuilder.

In our increasingly secular society, with so many disparate gods and different faiths, superhero films present a unique canvas upon which our shared hopes, dreams and apocalyptic nightmares can be projected and played out.