The fierce debate over concert etiquette has continued to rage after Rihanna’s enthusiastic dancing at a Mariah Carey concert sparked controversy. At Mariah’s Here For It All Holiday Special at Dolby ...

Good news, bad news: Rihanna decided to gift us with a banger (yay!), but she did it to promote the Smurfs movie she’s starring in this summer, so we’re no closer to R9 (boo). “Friend of Mine,” ...