<P>Tom Keith had a wonderful ear for sound and beautiful sense of comic timing.<P> As a schoolboy imitator of birds livestock and people being punched in the face he had natural abilities that pointed to a career in the Live Radio Sound Effects Production Industry. But by the time he graduated from the University of Minnesota in the late ’60s that once well-traveled career path was deserted. Tom joined the Marines instead and he learned to mimic helicopters and do seven different kinds of explosion.<p> Still there were no jobs so he took an engineering post babysitting a public radio transmitter while a tall quiet writer tried to turn his imaginary world into a show. Tom was enlisted as an accomplice and immediately found his calling eventually entertaining millions as the regular sound-effects man for <I>A Prairie Home Companion</I>.<P>A HighBridge Audio production.</P>