When she isn’t a “Girl on Fire,” Alicia Keys is a digital girl, launching her own animated app this week called The Journals of Mama Mae and LeeLee. Her brand-new animated app for children features the relationship between a grandmother (based on Alicia’s own grandmother) and her granddaughter (based on the singer). Granddaughter LeeLee’s bedroom is the focus of the app, where users can…

No matter how many laps they make, PSY just can’t gallop past Maroon 5 in their weekly race to the Billboard Hot 100’s winner’s circle. For a fifth week, the Korean rapper’s “Gangnam Style,” fueled by its viral video in which he horses around (literally) with his now-famous dance moves, ranks at No. 2, below…

Sirius XM Radio CEO Mel Karmazin has informed the Board of Directors he will leave the company and Board on Feb. 1 of next year, following the expiration of his current contract, withLiberty Media taking control. “Sirius XM is an extraordinary company with an incredible team,” he said. “It is an honor to come to work here every day where…