So if he can only be spontaneous once in his life time I pray that it is when it involves a Legacy-esque ring and the act of proposing to my sorry self - in other words if he tries to do it on Valentine's day regardless of the carat, the answer will be no. Picky yes, crazy, I don't think so, but then again that might be because I have nothing to test it against.
PS. I will also admitt CEF managed the flowers thing - but he complained about the cost and never ever got a colour I would like or a type I remotely liked... and I am a horrible person for saying that, still