Katy Perry was reportedly spotted rebounding from her hot-off-the-press divorce from Russell Brand with John Mayer. Party-goers say the singers were getting their flirt on at Hollywood's Soho House over the weekend. [Entertainment Wise]
Speaking of lovebirds, Justin Bieber has just finished solo-writing and producing his very first song -- and he did it all for his main squeeze, Selena Gomez! Will.i.am says the track is "dope!" [New.Music.Live]
The Spanish National Research Council has published a study claiming pop music has become increasingly homogenized over the past 50 years. In other words, they have scientifically proven what many grandparents have been saying for years -- all Top 40 sounds the same. [Gawker]
"Jimmy Kimmel Live" has posted an awesomely hilarious new video of celebs reading mean tweets about themselves aloud. Justin Bieber, Katy Perry, Snooki, Kristen Stewart and more made the cut. Check it out! [Celebuzz!]
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