Personal differences, musical differences, business differences, but most of all because I have a better time with my family.

Groups break up because they never got across what they wanted to do personally, and they have creative differences, and egos start to clash.

If the phone doesn't ring, it's me.

Someone like John would want to end the Beatle period and start the Yoko period. He wouldn't like either to interfere with the other.

I think I deliberately sold out a couple of times. I picked the songs that I thought would do well in the marketplace, even though I didn't really love the song.

I could sing you a thousand and one doo-wop songs. I love the simplicity in that music. It's not super-poetic, it's just from the heart.