The reunited Spice Girls are battling troubled singer Britney Spears to open the Fashion Rocks concert at London’s Royal Albert Hall, to be hosted by Samuel L. Jackson and Uma Thurman.

Organizers  have asked Brit to perform, but her record label are worried her songs aren’t strong enough and have yet to decide.”People around the Spice Girls think it’s the perfect place for their first gig in years. They’re keeping their fingers crossed, but they know there are some big names in the mix,” say insiders.