Music
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The 'Blah Blah Blah' singer has reportedly taken shots at the popstar in her new song 'Styrofoam'.
According to Global Grind, in 'Styrofoam', Ke$ha sings about how nothing lasts and makes mention of Spears's cooled-down music career.
One lyric reads: "In ten years, Britney Spears... Britney, who?"
Earlier this month, Ke$ha criticised Spears for lip synching at her concerts.
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