cruella d deville. and i love lucy ricky ricardo smoked as casual as could be. >> such part of popular culture for years. you look at the advertising campaigns done by the tobacco industry, you go way back and there are even doctors in the ads telling you it was okay to smoke. >> you can't advertise cigarettes any more. it is no longer on sitcoms. >>> advertising has sold cigarettes and can unsell them, too. they used to dump body bags to show the death rate of smoking. >> it was about behavior and an addictive substance, more addictive than heroin or cocaine. >> reporter: antismoking campaigns cut down on smoking but the second wave came that with secondhand smoke could kill just with the cigarette. >> all the freedom arguments didn't really work. people can say they should be free to poison themselves if they want, it's a heavy lift to say people should be free to poison someone else if they want. what followed from smoke-free restaurant, bars, passenger planes, office buildings and the smoker cast ou