Katy Perry takes us behind the scenes of her new music video for "Roar."
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The Law Revue girls want to define those supposedly "Blurred Lines." Enjoy their parody of Blurred Lines by Robin Thicke!
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Lady Gaga performs "Jewels & Drugs" live at the iTunes Festival 2013.
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Lady Gaga performs "ARTPOP" live at the iTunes Festival 2013.
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Lady Gaga performs "Sex Dreams" live at the iTunes Festival 2013.
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Justin Timberlake invited fans to join him at the iconic club Maxwell's, while he filmed a Target commercial. Justin's tweet drew thousands of fans to the music venue in Hoboken, N.J.
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The official video for "Holy Grail" by JAY Z featuring Justin Timberlake.
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Lady Gaga gives fans a sneak preview of her new song "Swine" while rehearsing for the iTunes Festival.
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