December 11, 2012 8:19 PM

On new album, ‘Warrior,’ singer Ke$ha goes old-$chool

In the three years she’s spent as a pop star, Ke$ha has done little to cultivate a reputation for timidity. But Ke$ha said recently that her new record, “Warrior” — with its potent mix of rock signifiers and overt sexuality — is an attempt to expand the party-hearty persona she created with her debut album, “Animal.”

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