She should have considered her schedule before she made a commitment.
This is a thoughtless thing for a celebrity to do.
I’d come up with some way to make up for my goofiness if I were her. There must be something she can think of to make this right.
My first thought that it was pressure from her Hollywood "friends".
Same thing that Seinfeld did, though not quite as bad.
I'll just add her to my list of performers to avoid if possible.