Instant Regret (in'-stint rē-gret') n. a subreddit dedicated to deliberate actions that unexpectedly lead to undesirable consequences and horrible results; things which may cause someone to say, "oh man, did I just screw the pooch!"
Roasting (v.) - To humorously mock or humiliate someone with a well-timed joke, diss or comeback. (As defined by urbandictionary) Hone your roasting skills, meet other roasters, and get yourself roasted! Everybody needs to laugh at themselves! And other people, of course!