The[uuid=e68d0033-13d3-4d89-8c02-2dfe7b62ae61]Rihanna andOne Directionseems to be heating up, with RiRi overtaking the lads on the iTunes sales chart.
At first, Harry Styles and Co topped the countdown when new single Live While We're Young went on sale yesterday (30th September), after 1D achieved record-breaking pre-order figures.
Following [uuid=e68d0033-13d3-4d89-8c02-2dfe7b62ae61]Rihanna's decision to move forward the release[/uuid] of new single Diamonds from November to 30th September, she has now surpassed The X Factor boyband on the iTunes singles chart and is sitting pretty at No.1.
While the Bajan babe may lead One Direction in the digital singles stakes, the lads Live While We're Young EP is already at No.4 on the album list.
The iTunes chart is a good indication over who will eventually top the chart on Sunday (7th October), with the official midweek chart update to be announced on Wednesday (3rd October) to show fans where RiRi and 1D have placed so far.
Last week, the We Found Love hitmaker [uuid=4634c5d7-c6f2-4ef1-8a59-f394a33543f4]thanked fans on Twitter[/uuid] for supporting her new track, writing: "Im floored and humbled! Thanks to everybody y'all are the greatest.
"I just wanna send blessings to everyone who was a part of making this day a special one for me! I won't ever forget this day, so thanks to u."

SEE RAUNCHY PICS OF RIHANNA IN MTV'S GALLERY HERE!