Fifi's The Project co-star Lisa Wilkinson along with Dannii Minogue were amongst the celebrities who were quick to share their sympathy for the mother-of-two.
'Oh poor you!!!' wrote Dannii.
Trixie, now six-years-old, was fathered by former iron man Grant Kenny.
The star is thought to maintain a friendship with Trixie’s father, who remains involved in the child’s life.
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