Radical Muslim cleric Abu Bakar Bashir

The bad news is that he sounds more like Jack Blades and Night Ranger is considering him. A little bit off the "legacy" sound.
Chances of joining VH = 20 to 1
Kamala The Ugandan Giant (pictured here with Irving Azoff)

He sounds eerily like Diamond Dave, and can even sing some of the Sammy songs well. A perfect fit to recapture the VH "legacy" sound.
Chances of joining VH = 10 to 1
Mother Angelica

Ok, she has the pipes!!!! No question. A much better singer than Diamond Dave, but a stroke several years ago will hamper her stage presense.
Chances of joining VH = 20 to 1
Abudadu Moleunaghashash

Rumoured to also be in the running for the Journey gig because he works cheap.
Chances of joining VH = 15 to 1