Frank Sinatra sang "There used to be a ballpark." Madonna sang "This used to be my playground." For many, Penthouse used to be the best. Now, with no curtains, not much privacy reported in VIP and everyone feeling the pressure of a purportedly cleaned-up 8 Mile, the best days may be over for the place that was once the Midwest's destination club. It seems like the mantle has gone south to Inkster and passed to Flight Club.