Short, charming, relatively easy, level 5 and 6. What can a harpsichordist teach pianists? How to pace the music, notice the subtle flexibility to the flow of the music.
In the 2nd video the performer talks about the works.
You've got to learn your instrument. Then, you practice, practice, practice. And then, when you finally get up there on the bandstand, forget all that and just wail.
I'm a professional pianist and music educator in West Toronto Ontario. I'm also a devoted student and teacher of the drums.