Spice Girl Victoria Beckham has tweeted about her 'amazing' day back with the band:
Comedian and writer Jennifer Saunders hopes audiences will enjoy the Spice Girls musical and that they will be entertained.
Saunders says the story has a lot of "emotional content" and a "lot of laughs" and it will relaunch the Spice Girls' music.
She added the musical will have a darker side.
Geri Halliwell says she was holding back the tears when she watched the workshops of the new musical.
Mel C added that the rehearsals gave the girls "goosebumps" and it was a "lovely thing"
The girls said the musical supports Girl Power's longevity. "Who would have thought the message is still standing 16 years later".
At the press launch of 'Viva Forver', Geri Halliwell said the musical supports Girl Power's longevity. "Who would have thought the message is still standing 16 years later".
Spice Girls were in London to launch 'Viva Forever'. Emma Bunton or Baby Spice as she was known said the relationship between a mother and daughter is a big part of the show.
Victoria Beckham spoke of her excitement of seeing 'Mama' performed in the musical rehearsals, as the Spice Girls are now all mothers
The Spice Girls (from left to right) Melanie Brown (Mel B), Melanie Chisholm (Mel C), Geri Halliwell, Emma Bunton and Victoria Beckham
Jennifer Saunders and the Spice Girls during a photocall at the St Pancras Renaissance Hotel in London to launch Viva Forever, a musical featuring songs from the Spice Girls, which will opens at the Piccadilly Theatre on the 11th December 2012.