Pair said to have exchanged numbers
The pair are reported to have finalised their plans after meeting at last month’s Grammy Awards.
They exchanged numbers and agreed to go into the studio and work on music together as soon as Gaga finishes her Fame Monster tour,’ a source tells The Sun.
Lady Gaga, 23, real name Stefani Germanotta, has already duetted with Beyoncé Knowles on hit tracks Video Phone and Telephone.
Britney, 28, has collaborated with Madonna, 51, on Me Against The Music in 2003.
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