Music
The singer was in the UK to support the Pussycat Dolls in concert and film some television appearances, but also fitted in a late-night studio session with the producer, The Sun reports.
A source told the newspaper: "They worked on a couple of tracks which have a vintage feel."
Lady GaGa is currently at number two in the singles charts with 'Just Dance', while her debut album The Fame is also in the top ten at number four.
Singles Reviews
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The Sound
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