When I was pregnant, everyone told me you're going to be one of those women with a little football in front. And then this...thing, this Scooby-Doo monster belly arrived. I gained 65 pounds. Every single part of my body was thicker - even my scalp! But that's the advantage of being young - it went right back.

Books have always helped me make sense of things. With any life experience, you can find someone who has documented it in a poetic way.

On her daughter's pet rabbit: I don't think he liked being in a cage and wouldn't stop masturbating and humping his bowl.

I find a lot of things kind of funny and I often say what's on my mind, and then get nine texts from all my friends going, 'What's the matter with you?' But I haven't ever made a big attempt to have any particular image. And I don't really worry about it. If it's funny, I don't care.

Were I not married to the director, I'm not sure I'd know anything about the 'Underworld' sequel.

It's frightening enough with a male actor and not a stunt person. If you accidently punch him with the wrong hand, then you've cost them a week's work and they've got a black eye or a lot of money goes on CG to get rid of it. That was nerve wracking, but it was very civilized. Women tend to immediately take responsibility if somebody messes up with both of us saying it's our fault. Men are quite happy for it to be your fault it seems like.

I feel like I'm really lucky.