Coldplay have announced that Girls Aloud will support them at an extra gig at Wembley Stadium next year.
Chris Martin's favourite girlband will play alongside the boys on Friday 18 September.
Jay-Z is already lined-up to support them at their first three shows.
The band had previously announced three massive gigs for September 2009 - in Manchester, Glasgow and Wembley.
Radio 1 Presents will see Radio 1 joining Coldplay backstage at one of the shows to bring you live music and all the gossip.
Tickets for the new gig go on sale from 9.30am on Friday 5 December.