In a quirky tweet addressed to his lungs, American actor Charlie Sheen recently announced that he’s celebrating one year of quitting smoking cigarettes. According to a website, the 54-year-old actor announced the one-year completion of giving up smoking on Twitter. His tweet read, “dear @my lungs, it was one year ago TODAY, that I quit smoking! hashtag – YOU’RE WELCOME!” The Two and a Half Men actor also expressed his regret for picking up a cigarette in the first place. Sheen concluded along with a picture of a cigarette, “if I could go back in time and have NEVER STARTED, I would absolutely do so! if you are on the fence about quitting, trust me; the sooner the better ! happy 4th !” Last December, Sheen completed two years of sobriety. (ANI)