I did like seven songs on Michael Jackson's Invincible album, but I might have done 60 songs to get to those seven. You don't know what's going to happen.

Anytime a person has Disney World in their backyard, you know they're thinking big.

It's not a normal recording shift where you do a song and you get a day to tweak it and the third day you mix it. It's like double the work in the period of time it would take to do one.

Beyonce is more mature, she's her own woman. She always had it in her.

I did like seven songs on Michael Jackson's Invincible album, but I might have done 60 songs to get to those seven. You don't know what's going to happen.

It's just kind of, we do a lot of songs when it's an artist of that magnitude, like Beyoncé. You're not sending her one song; you're sending her 20 ideas.

Beyonce gave us direction, and she had like four or five studios going at one time, but then she only sings what she likes. "Back Up" was one of those records.