THEY arrive from an afternoon excursion, shopping for orchids for their Quezon City home. They call each other “Baby,” and instinctively change into clothes in the same shade for the photo shoot. One is a celebrity a few years older; the other works behind the scenes, but it’s definitely a relationship of equals. They first met on November 3, 1983 — both remember the date in a heartbeat — and will mark their 24th year as a couple this year.