LOS ANGELES (Reuters) – Chart-topping R&B star Rihanna is delving into the world of fashion, starring in a reality television show competition that will challenge designers to make outfits for a handful of celebrities, U.S. cable channel Style Network said on Wednesday. "Styled to Rock," set to premiere in the latter half of 2013, will feature 12 young designers handpicked by the Barbadian Grammy-winning singer. The designers will be tasked with styling a celebrity guest on each episode, and the guest will help determine which designer moves on to the next round of the competition. …
