In a recent interview, Lance Armstrong tells Details that he and Matthew McConaughey aren't gay... but they certainly have gay nicknames for one another. According to the article, Lance says he always calls Matthew "J.K. Livin'," which is the line Matthew improvised during his first film " Dazed and Confused " and has since made into his own personal credo and the name of his production company. As for Lance's nickname, Matty calls him "Livestrong," which was the motto that kept Lance going while recovering from cancer and has since been made popular by those "little yellow bracelets." I can just imagine the party hearty boys out and about using their cutesie wootsie nicknamesLance: J.K. Livin', let's see if we can get all this group of girls to come home with us. Yee haw! Then we'd really be livin' it up.Matthew: Sure, Livestrong. Pass me my smokes, then I'll go work my Sexiest Man Alive magic.In August, Matthew and Lance made iVillage's Hot Summer Couples list.