My brother in law tells this story. His wife got up one day and said to him "dont forget what day this is" He, not knowing just went along with it. When he got to work it bothered him all day. So he sent flowers to his wife. Made reservations at a nice restaurant and bought her a new watch at the jewelers. That evening at the restaurant he finally confessed that he did not know what day it was. His wife with a huge grin said, "It is Ground hog Day Dear.