Here's a smashing recording of an commercial audio recording session with William Shatner. The director in the booth has lots of notes for Captain Kirk, and Kirk gives it to him, with astounding, passive-aggressive, brilliance.
http://boingboing.net/2012/10/27/william-shatner-schools-a-dire.html http://someaudioguy.podomatic.com/entry/2007-03-21T21_12_51-07_00