1968:"Boys, let's watch the cigarette butts, shall we?  This is my house, not a pigsty"
It is 
estimated that 1.69 BILLION pounds of butts wind up as toxic trash each... [DOC] [TLE] An Ad Campaign Fights Cigarette Butts as Toxic Waste - The New ... [PAR] Apr 9, 2013 ... Several antismoking groups and branding and production companies have 
teamed up on a television commercial to fight the toxic pollution...