Jazz's ____ Fitzgerald (4)
I believe the answer is:
ella
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">jazz's fitzgerald</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ella that I've seen before include "Woman" , ".... Fitzgerald, late great jazz diva" , "---- Fitzgerald, 'Queen of Jazz'" , "- Wheeler Wilcox, US poet" , "- - Fitzgerald (mus.)" .)