But she can give firsthand advice to anyone who becomes a mom that day: Her own daughter was born Feb. 29, 1996. ``Having that birthday adds a little flair,'' she said. ``it is a conversation piece.''The towns of Anthony, N.M., and Anthony, Texas, both on the line between the states, host a Worldwide Leap Year Festival every four years the week of Feb. 29, with a carnival, car show and other events