Britney Spears has reportedly received death threats while on her current Circus tour.
A source is thought to have told Look that the pop superstar had attracted the unwanted attention of a dangerous stalker.
However, it is believed that the tour will continue as planned, despite the alleged threats made against the singer
The insider said: "Britney received some anonymous death threats over the phone and in the mail, and her worst fear is a kidnap plot against Sean or Jayden.
"She's been having terrible nightmares ever since then and she wakes up in the middle of the night crying out for her boys."
The source added that Britney has told her head of security that she believes it may be a lone stalker.
It was recently reported that Adnan Ghalib Britney's paparazzo ex-boyfriend - has reportedly been ordered to stay away from the singer for the next three years.
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