TMZ — Calvin Harris is pumped for 2 reasons ... he hit the weights Thursday, and he's getting ready for his big moment with Rihanna. We got Taylor Swift's ex leaving Heart and Hustle gym in WeHo, and he could not have been in better spirits ... despite… ... more info

NME — The singer guests on the band's 'Princess Of China' track more info

The Mirror — The Diamond star has never graced the Pyramid Stage before - could this be her year? more info

The Mirror — The We Found Love DJ has teased Friday special with his longtime collaborator more info

MSN Music — It was Robyn’s "Dancing on My Own" and Alicia Keys’ “Try Sleeping With a Broken Heart” that made Sara Quin, one half of the cooler-than-cool music duo Tegan and Sara, realize she wanted to make pop music. "I just wanted to be free on stage an... more info

Idolator — Vocals! more info

The Daily Mail — The singer, 28, purchased a property in the exclusive Sandy Lane community - home to celebrities including Beyoncé and Jay Z and The X Factor's Simon Cowell - for her relative, 66. more info

PopSugar — There are so many celebrity friendships to adore, from Drew Barrymore and Cameron Diaz's longtime BFF love to Jennifer Lawrence's fun-loving circle of friends, but even high-profile pals can suffer a breakup. Over the years, Paris Hilton has fallen o... more info

The Mirror — The on-off lovers have remained close - but is it business or pleasure that's brought them together? more info

TMZ — Rihanna is quick to judge Prez Obama's performance of her song, it's just hard to hear what she says. It's clear RiRi liked Obama's performance of "Work" on Jimmy Fallon's show, but when it comes to the real stuff -- judging the mic drop -- she… ... more info