Wayne Knight Delivers His Special Cocktail Recipe Get it? “Delivers.” Because he played a mailman on Seinfeld! Ok, we’ll go now. Maxim Staff 2 Jun 25, 2013 Share on Facebook Share on Twitter Share on Pinterest Get it? “Delivers.” Because he played a mailman on Seinfeld ! Ok, we’ll go now. Share: Share on Facebook Share on Twitter Share on Pinterest Tags:Funny video