Grammys 2015: Rihanna leads stars on red carpet
Rihanna has led music stars on the red carpet for the 2015 Grammy Awards in LA. The singer chose an oversized, pink Giambattista Valli gown for her arrival on Sunday night, before performing on stage. British soul singer Sam Smith won four awards, while Pharrell Williams, Beyonce and Rosanne Cash, daughter of country legend Johnny, won three awards each. (Source: BBC News)