A figurehead for a generation of women Geri Halliwell exploded onto the world stage as one-fifth of The Spice Girls. Dominating popular culture and helping to define the decade, The Spice Girls became — and remain — the most successful and inspirational all-female group in pop music history. Having sold 75 million records, Horner left the group at the peak of their success and quickly established herself as a major solo artist in her own right, s...