It’s no news Christina Aguilera has all over the world, and now the X Factor 2007 runner-up has added to the list and wants to duet with the “Dirrty” singer. Welsh star Rhydian Roberts has confessed he loves Christina’s voice. “I love to collaborate on stage with people and I'd love to eventually work with a diva like Christina Aguilera,' Rhydian tells Now Online. “I just think her voice is incredible,” he adds.
