I think YouTube has destroyed the genre barrier. People can be into Justin Bieber and Eminem at the same time. It's a good thing.

I would say, you can never do enough gigs and you can never do enough songs. Make sure that every opportunity you can, play a show and every opportunity you can, write a song.

A sense of humor is an important thing to have because when you get into an argument, one of the best ways to diffuse it is to be funny.

Ser un chico normal de 22 años, probablemente no es tan divertido como ser parte de One Direction.

Emil's [Nava], the video director. Originally, I was meant to do all the stuff that the puppet was doing. I just wasn't that comfortable with doing it, so he had a puppet made.

'Kiss Me.' That's my 'Twilight' tune, a song you'd have on the 'Twilight' soundtrack.

I know you'll never love me like you used to.