Pink comforts a crying fan and flawlessly performs "Who Knew" during a tour stop.

+ While performing on a tour stop in Philadelphia, Pink paused in the middle of "Who Knew" to comfort a crying fan. "Honey, do you want this frog and Rice Krispie treat?" Pink offered, because she is one awesome momma. She then gave an equally awesome performance of "Who Knew" from the top. (E!)

+ While Lollapalooza hasn't officially announced its lineup, the Chicago Tribune reports Mumford & Sons, Phoenix, Vampire Weekend, and The Killers will headline Lolla and The National and The Postal Service will also perform. The annual fest hits Chicago's Grant Park Aug. 2-4. (MTV News)

+ Bruno Mars is on the cover of GQ's Second Annual Style Bible due out in April. Check out photos from the dapper singer's spread. (Rap-Up)

+ Just days before Lil Wayne had a seizure that sent him to the hospital, he was working with Nicki Minaj on her "High School" video shoot. Watch behind-the-scenes footage, where Weezy playfully teases his diva protégé while a bodyguard carries her (we'd do the same, those killer Louboutins need protecting!). (MTV News)

+ Paramore say they're excited and terrified about dropping their forthcoming self-titled album, due April 9. "You're living in your head, thinking of all the scenarios; you know 'Are people going to like it? Are they gonna hate it? Is it going to flop? Will it be huge?'" guitarist Taylor York said. Check out the interview. (MTV News)

+ It looks like Katy Perry and John Mayer may be splitsville... again. A source tells Us Weekly, however, that "She's leaving the window open. They have both been so focused on work." (MTV News)

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