I had done an interview with 'Hello' magazine. In it, they asked me if I was going to marry Emily Blunt. Of course, what was I going to say? I said, 'Oh yeah I am going to marry her and I love her and all of this stuff.' It's true. I was making a joke. They said to me, 'Have you asked her?' I said, 'Have I? Maybe I am asking her through the magazine.'

There will never be another Frank Sinatra. I never wanted to be another Frank Sinatra. I only wanted to be another Michael Buble.

I was reading a Time magazine interview with an author named Brené Brown. She said, "People that fail seem to ultimately do the same thing they think works over and over again." I had an epiphany and called my manager and started a creed with my producers. I promised we'd do whatever was best for the song and the album - no ego would get in the way.

I brought in producer Johan Carlsson [Ariana Grande, One Direction, Flo Rida] and asked, "Can you make this better?" And he did.

You want to be commercially successful and critically acclaimed. But the truth is, there's only a few Bruce Springsteens and Paul McCartneys out there.

I'm not a jazz musician, because, I mean, firstly, I can't play anything. I'm not bad on the tamborine. I have a certain way with the triangle. But I'm not a jazz musician ... my band, they always joke, they always say that I'm a disposable, pop, jazz superstar.

I met the [Frank] Sinatra family for a [performance] I did for his hundredth birthday and one of the first things Sinatra's daughters said to me was, "I'm so glad you make your own beautiful arrangements now."