The biggest girl band in the world, Pussycat Dolls and Barbados’s singing sensation Rihanna have just announced that they’re joining forces for a very special arena tour. Two of the hottest acts around, Dolls debut album ‘PCD’ has sold four million copies worldwide including an incredible one million in the UK and Rihanna’s second album ‘A Girl Like Me’ has now gone platinum in the UK. Over the last year, the Dolls have scored an impressive strike rate of hit singles. They have had 2 #1s with ‘Don’t Cha’ and ‘Stickwitu’ and 2 top 3 singles ‘Beep’ and ‘Buttons’. The most successful girl band launch since the Spice Girls 10 years ago, the girls have spent the last few months supporting Black Eyed Peas in Asia, Australia, Europe and America.