I get very anti-social, depressed and irritable with people. I don't have time for them. I can't make phone calls and stuff. I just sit on my own for days.

At 20, you're cocky and you think you can rule the world, and you get it all wrong.

I was bought an electric guitar when I was 12, but my guitar teacher beat me up. I didn't like guitar lessons... My teacher was obviously bored giving me lessons, and one day I offered him a liquorice toffee, but he didn't answer. So I threw it at him, it hit him in the face, and he sort of beat me up.

Have I got a black book? Yes, it's called a mobile phone. I do get offers. There is no shortage of people if you want to go on dates - working in TV, living in L.A., it is there if you want it.

I think America is a hard nut to crack. But once you get a toehold, it's a great place for an entrepreneur because people are so enthusiastic, and you have the most enthusiastic audiences in world.

Work hard, be patient, and be a sponge while learning your business. Learn how to take criticism. Follow your gut instincts and don't compromise.

I could just sit back and get someone to spin my achievements, I suppose, but when I see others do it, I always think, 'Why are you telling me how successful you are?' I am always suspicious of those kinds of boasts.