‘Cats’ star purrs onto new set My old friend  Betty Buckley. She’s starred in “Cats,”  101 other things and soon in  her own solo Joe’s Pub show . So, Betty, tell us about your first Tony. “I walked to the stage. In shock. An out-of-body experience. My sequin dress was just below my knees,” Betty told me. “I remember thinking, ‘God, I hope my hose don’t run.’ Then, ‘Oh, God, I have to go up the stairs.’ The presenter helped me up and then it was, ‘Oh, hope I don’t say the wrong thing.’ I