It was a really close thing in the end, but the Popstars: The Rivals girlband just managed to hold on to beat the weird disco-metallers from America.
The Girls' toughest challengers are likely to come next Sunday, when loads of big singles are released.
Fame Academy winner David Sneddon with Stop Living The Lie will be hoping to sell more records than two Pop Idol losers, Rosie Ribbons and Zoe Birkett.
And Busted, Feeder and Panjabi MC are also all expected to enter the charts in a high position.