Will Forza 3 even outsell GT5 Prologue?

[MetalGearSolid_4ever]

I remember when I told selnor that Forza 3 won't sell 4 million unless bundled and would therefore sell less than GT5P and Forza 2 he laughed at me and said that Forza 3 will sell 6 million without bundles.
R-O-F-L.