In case you’re not adequately inspired by the crazy new kids running around the Garden floor, you can go retro tonight: The Knicks are celebrating the 40th anniversary of the 1970 championship team tonight. Willis Reed will be there, Walt Frazier will be there, Bill Bradley will be there. You have to think Reed will dramatically show up at the very end. By the way, here’s the television intro to that Game 7. It was sponsored by Salem Cigarettes, menthol fresh.