The Spice Girls performed their dance to their song "Stop" when they reunited Saturday to celebrate Victoria Beckham’s birthday party. In a video posted to Beckham's Instagram page, an excited David Beckham recorded his wife, Victoria, Melanie Brown, Geri Halliwell, Melanie Chisholm and Emma Bunton doing the dance to their 1997 hit. "Best night ever! Happy Birthday to me! I love you all so much!" Victoria Beckham, the fashion designer and former Spice Girl, captioned the video, adding the... Read this story