From the group's formation in 1994 to their rise to stardom and what 'girl power' meant for feminism. By 1997, the band are the best-selling girl group of all time, with a huge global impact.

The documentary continues with the story of how the Spice Girls sacked their manager Simon Fuller, taking care of themselves as they embarked on their first major tour to sell-out audiences around the world. But a media backlash led to intense pressure and cracks began to emerge, leading to the dramatic departure of Geri Halliwell halfway through the tour.

A new century dawn as the Spice Girls go solo, diversifying, raising families, and returning for spectacular reunions. What is the group's lasting legacy?