RUMOR : Britney Spears On David Guetta's Upcoming Album?

David Guetta - Heart & Soul

Info
Release Date: September 17th, 2011
Release: Worldwide
Editions: 2
Executive Producers: David Guetta, Frédéric Riesterer
Producers: David Guetta, Sandy Vee, Afrojack, will.i.am, Billboard, Armin van Buuren, RedOne, Dave Aude, Darkchild, Frédéric Riesterer

Tracklisting

1. Club Injection (feat. Fergie)
(produced by Sandy Vee)
2. Jump (feat. Britney Spears)
(produced by Afrojack)
3. Red Eyed Monster (feat. Nicki Minaj)
(produced by will.i.am)
4. Miracle (David Guetta v.s. Armin van Buuren) (feat. Christina Aguilera)
(produced by the Armin van Buuren)
5. Deeper (feat. Ke$ha)
(produced by Billboard)
6. Candy Clouds (feat. Katy Perry)
(produced by Sandy Vee, Frédéric Riesterer)
7. Mixed Feelings (feat. Enrique Inglesias & Jennifer Lopez)
(produced by Redone)
8. Thunder & Rain (feat. Nicole Scherzinger)
(produced by Dave Aude, Frédéric Riesterer)
9. Bonjour (feat. Lady GaGa)
(produced by Redone & Sandy Vee)
10. Heart & Soul (feat. Rihanna)
(produced by Darkchild & Sandy Vee)
11. Party Drop (feat. Black Eyed Peas
(Produced by Afrojack)
12. You're Gone (feat. Akon)
(produced by RedOne)
13. I'm Talking To You (feat. Madonna)
(produced by Afrojack)
14. The Night (feat. Mohombi)
(produced by RedOne, Frédéric Riesterer)

Deluxe Edition

15. Grave (feat. Natalia Kills)
(produced by will.i.am)
16. Hands Free (feat. Chris Willis & Fergie)
(produced by Sandy Vee)
17. Failure (feat. Kelly Rowland)
(produced by Frédéric Riesterer)
18. Gift (feat. Bruno Mars)
(produced by will.i.am & Afrojack)

p/s : I think it's quite impossible because there are too many well-known artists he's doing duet with on this album.

source : spillitnow.com