SELENA GOMEZ & MILEY CYRUS DEBUT ON BILLBOARD HOT 100 CHART

Katy Perry once again sits atop the Billboard Hot 100 Charts with her infectious single, "California Gurls." It is the single's fourth week in the top spot.




Right behind Perry are Eminem & Rihanna ("Love the Way You Lie"), Usher ("OMG"), B.O.B. & Hayley Williams ("Airplanes"), and Travie McCoy & Bruno Mars ("Billionaire").

Debuting on this week's chart are Selena Gomez & the Scene ("Round & Round," No. 24), Maroon 5 ("Misery," No. 44), Sara Bareilles ("King of Anything," No. 59), Miley Cyrus' "Stay" (No. 75) and Adam Lambert's "If I Had You" (No. 94).

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