1. Weekly Chart Notes: Rihanna Mines A Gem Of A Hit With 'Diamonds'

    November 24, 2012 11:05 AM EST 0 0 0 RiRi registers the latest rock-era-appropriate chart-topping title. Rihanna is giving new meaning to the term "rock era." As "Diamonds" reaches the top of the Billboard Hot 100 , the song joins the list of geologically-inclined N ...