To the Editor:To all those “do-gooders” who are bombarding CBS corporate headquarters with letters decrying the ‘New Beverly Hillbillies’ concept, I wish to say, “Knock it the heck off!” I really think I have a shot at this puppy! I can see it now … First thingy I’ll dew after movin’ to Crestview Drive, (after spinnin’ the tires off’n the famlee-vehicle and puttin’ it up on cee-ment blocks inna front-yard), is to hire me a “Gen-Yew-Wine Gentleman’s-Gentleman, with an English accent. Pitchur the butler saying this: “Ahem … Your “Chewing Jacket,” Sir. Now that’s what I call great telly-vishun! Jim Carpenter Lexington, Ky.