Keanrick: We were exorcising evil spirits. Being but a mere butler, you will not know the great theatre tradition that one does *never* speak the name of the “Scottish Play”. Blackadder: What, *Macbeth*? Mossop, Keanrick: Aahhhhh. Hot potato, orchestra stalls, Puck will make amends.      Macbeth is probably my very favorite of Shakespeare’s plays from the…