It's three weeks before prom. The decorating committee is going completely bonkers. It's two weeks before prom. All the tracksters finally realize there's a track meet the day of prom. It's a week and a half before prom.
Girl asks guy if the reservations at the local high-class restaurant are secure.
Guy says that he made those reservations four and a half weeks ago. Girl gives guy a big kiss on the cheek. It's a week before prom. Membership for the weight lifters doubles in one day. It's three days before prom.