In your humble opinion - right? Based on something on You Tube - right?
I guess you know & hear things that Konitz, Woods, Dan Morganstern,etc. don't.
I've heard her twice in person & she was just fine (IMHO).
I don't think she's a great singer but her alto playing was very well done.
These "debates" are usually fruitless for all concerned, so you can have the last word if you want it.
I'm certain there are things that both of us like. Grace Kelly just isn't one of them.