Babble has compiled a list of celebrities who smoke. An
excellent source for this information is "Smoking From All Sides",
they have a complete list of stars and whether they are
smokers.
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Electric smokers can be really easy to find. The best way to
find one would be to go to your local hardware store or just use
Craig list to help you locate the best and cheapest.
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To some extent smokers will tend to socialize with other
smokers, but the social segregation of smokers from non-smokers is
not that strict; in reality, smokers can have the same range of
friends that non-smokers have.