After a series successful collaborations with Stella McCartney, Jeremy Scott and Raf Simons, rumors has it that Adidas teamed up with the 22-year-old singer/ Jay-Z’s protégé Rita Ora. It is said that Ora has signed a £1.5 million deal with the brand to create a line, though the content is still unknown. Neither of both parties has commented on such rumors. So we wait…