Actually Rachmaninoff, I hope they ALL knock it out of the park in the free dance. It makes it so much better for everyone, especially the audience.
Just a sidebar, I live a couple of blocks away from where Rachmaninoff used to live on West End Avenue. There's a plaque outside the building. And thanks to the internet, you can even see a picture of the building (which I would love to live in, but alas I am not a multimillionaire!):