Ian McKellen turned down offer to officiate Sean Parker's LOTR wedding but this seems to be more like someone holding a copy of the Silmarillion but never read it when they were 14 and then revisiting it in during their mid fifties crisis clocking at 715 million dollars so far
Galadriel is born again evangelical christian here and not the mystical catholic in the books who progresses toward Godhead through prayer and contemplation. Not a small difference.