I really can't imagine anyone actually making a better Guenevere than Rachel York. I say this from a completely unbiased position of course
But oh, I totally agree that her performance needs to be seen, and she comes across GREAT on TV. (Again, no bias...)
"If there was a Mount Rushmore for Broadway scores, "West Side Story" would be front and center. It snaps, it crackles it pops! It surges with a roar, its energy and sheer life undiminished by the years" - NYPost reviewer Elisabeth Vincentelli