Only now does it occur to me... POLLOCK

Only now does it occur to me...  that Ed Harris ought to have his own, instructional drum video based around this gem of a scene from POLLOCK:


And now that we're on the topic of Ed Harris and rhythmic convulsions, I guess I can't resist making you watch this all over again (from CREEPSHOW):

Hopefully, I have now cured everyone's case of the Mondays!