The Daily Star report that the 27-year-old is set to join the line up for the Channel 5 series next month.
However she's already been revealing secrets of her six month fling with the telly producer during filming for the new series.
“Jasmine is going to be the most talked-about housemate we’ve ever had," a source claimed.
But the insider revealed: “She’s signed a confidentiality agreement never to kiss-and-tell about Cowell, but during filming she couldn’t help but talk about him.
“She kept saying: ‘You know I can’t talk about a certain person,’ and then did just that."
The source added: “Poor Simon. He’s already had to cope with Tom Bower’s book telling about his affair with Dannii Minogue. Now this.”
The new series of [cat c="big brother 2012"]Celebrity Big Brother 2012[/cat] is set to air on Channel 5 from August 15.