Menthol cigarettes 

According to Dave Chappelle, the preferred type of cigarette for black people, but nobody seems to know the reason for this. According to the wikipedia article, a study in 1995 shows that 79% of black smokers prefer menthol cigarettes compared to 13% of white men or 20% of white women.

Grab me a pack of menthol cigarettes, a 40 of St. Ides, and a bucket of KFC and we'll have a good time.

Menthol cigarettes by Spider Monkey66 December 9, 2008