This is going to be a split album between RedOne and Mark bookmark me. Mark will have about 7-8 tracks and RedOne will have about 6-7 with maybe a Nile Track/Giorgio in between or him working on certain sections of different songs.
Diane and Elton are definitely just writing on the tracks, I don't expect anything big from them but a few contributions. LG5 is definitely almost done.
But 8 tracks though... This basically confirms he will be on the album somehow, there is no way all 8 tracks would of been cut, especially since they were alleged great tracks according to Gaga and Elton. And the way he seemed so happy about it makes it seem like some will be on the album