Watch behind-the-scenes footage of Rihanna's "Diamonds World Tour" preparations.

+ Rihanna's "Diamonds World Tour" kicks off in Buffalo, N.Y., on Friday. Get a sneak peek of Rihanna rehearsing choreography, the stage setup, and wardrobe before she embarks on the 27-city trek. A$AP Rocky also hits the road as Rihanna's special guest. (Rap-Up)

+ Kelly Rowland's readying her fourth studio album, Talk A Good Game, and she revealed in an interview that the record deals with matters of the heart. "Even the title track is about relationships -- the ins, the outs -- all the interesting moments of relationships." (Rolling Stone)

+ Watch Cher Lloyd (who now has blue hair) perform a stripped-down rendition of Robyn's "Call Your Girlfriend" during a recent promotional appearance. (Idolator)

+ Drake made it rain (actually, more like flood) to the tune of $50,000 during a recent visit to Charlotte, N.C.'s Cameo Nightclub. That's a strip club, if you didn't guess. (RapFix)

+ Showing off his musical genes, Will Smith's son Jaden Smith freestyled during his appearance on "Tim Westwood TV." He dropped some spontaneous flow and also chatted about missing Justin Bieber's birthday party and attending Kanye West's recent London concert. (Rap-Up)

+ Director/screenwriter Ric Menello passed away from a heart attack on Friday. He codirected Beastie Boys' classic video "(You Gotta) Fight For Your Right (To Party)" and also worked on their "No Sleep Till Brooklyn" clip and LL Cool J's "Going Back to Cali." He was 60. (MTV News)

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