You're watching a ventriloquist named Jerry Etherson, a voice-thrower par excellence. His alter ego, sitting atop his lap, is a brash stick of kindling with the sobriquet 'Willy.' In a moment, Mr. Etherson and his knotty-pine partner will be booked in one of the out-of-the-way bistros, that small, dark, intimate place known as the Twilight Zone.