Over the years, many were named "the 5th beatle"... but WHO actually deserves the title?

a) George Martin
b) Stu Sutcliffe
c) Pete Best
d) Billy Preston
e) Mal Evans
f) Derek Taylor
g) Neil Aspinall
h) Yoko Ono
i) Brian Epstein

For an overview of each one's role, and other less suitable candidates, there's a wikipedia page about it:
http://en.wikipedia.org/wiki/Fifth_Beatle

Macca's vote is b) Brian Epstein ... who are we to disagree? Well, my vote is a) George Martin... after all his production shaped their sound as much as their songwriting.

What about you? Let DiS settle the matter once and for all...