By Jen Heger - Breaking Celebrity News Assistant Managing Editor

Britney Spears' former nanny, Lourdes Torres, is going to testify that the pop singer has been emotionally manipulated throughout her court-ordered conservatorship and will offer shocking details when she takes the stand this week as a witness for Brit's former manager, Sam Lutfi, in his lawsuit against the Spears family, Breaking Celebrity News is exclusively reporting.

"Lulu is going to be called as a witness by Sam Lutfi's lawyer to testify about what she witnessed when she was a nanny to Britney's two children, in the months after the conservatorship was put in place in 2008," a source close to the situation tells Breaking Celebrity News.

"Lulu will testify that she believes Britney was being emotionally manipulated in the conservatorship and will blow the lid off of what was really going on with her. Lulu ended up quitting her job because she was so disturbed by what she saw was happening to Britney.

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“Lulu signed a non-disclosure agreement so she has never been able to go public with her concerns for Britney, however, the NDA doesn't cover a court of law and Lulu is ready to testify. Lulu's testimony could have significa