The band is taking over the Royal Albert Hall's stage for the 2nd time for another great cause. After their first gig in this venue for the Teenage Cancer Trust on april 2008 they'll be playing a couple of songs before their O2 gig on the 12th of november alongside Take That, Paul McCartney, Leona Lewis, Dame Shirley Bassey, Lily Allen, Snow Patrol, Paulo Nutini, Cheryl Cole, Mika, Kathryn Jenkins and Dizzee Rascal.
If you want to know how to get tickets, please head here: http://www.bbc.co.uk/radio2/events/gary-barlow/#tickets