an avatar used to expressed the sudden and drastic change from a positive situation to a negative. usually expressed when the brain has calculated the intense feelings of negativity but the body hasn't quite caught on yet.
you just won a million dollars! \(^__^)/
however, you owe 32 million in back taxes \(.__.)/
correctly quoted as "What is the answer to life, the universe, and everything" in the Hitchikers Guide to the Galaxy. it was proposed by philosophers to the great computer "Deep Thought". long story short the answer is 42.
"Oh deep thought, what is the answer to life, the universe, and everything?"