The best part of the flute episode is how they used someone else's hands on the flute:

I mean, just watch this and tell me it's not obvious that those are the hands of someone lying underneath the camera. The angle is just wrong, and a big clue is when he tries to put the flute in Patrick Stewart's mouth, his aim is off a bit.

https://youtu.be/p3FgJztHqFE?t=208