Styles is described as the poster boy in the States. "He has the perfect look - cute, British, well-spoken, and girls love his curly hair. He's a corporate company's dream and vaste number of American firms want a piece of him. His family have been joking he'll be in the Rich List soon," a source revealed.
One Direction is currently one of the most popular groups around - but will they part ways due to Harry's rising star? Knowing the power Simon Cowell holds over the band, it probably won't happen in the nearest future. Cowell, 52, recently didn't allow Niall Horan from the band dye his hair black...
The X Factor boss also admitted that he wants to find a US version of One Direction on the American talent show after the British boy band enjoyed phenomenal success internationally.
The second season of the American X Factor will air this autumn.