A name with spice Just what is it about celebrities that compels them to saddle their babies with, shall we say, unusual names? The latest victim: Geri Halliwell's infant daughter, whom she named Bluebell Madonna. The 33-year-old singer, also known as Ginger Spice of the Spice Girls, told Hello! magazine she'd been inspired by seeing the spring flowers during her pregnancy. The baby was born May 14 at London's Portland Hospital, weighing 5 pounds, 12 ounces. ''What really clinched it for me was my mother telling me that the bluebell is increasingly rare -- so it's [a] precious flower, which...