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The Australian singer, who split from husband Kyle Sandilands last year, said that she likes football players because they are straightforward.
She told The Daily Telegraph: "You know why [I like them]? Because they're not complicated. What you see is what you get."
Jaber revealed that she thinks contestant and sports star Josh Gibson, who was recently linked to Pussycat Doll Ashley Roberts, is a "ladies man" with a "wandering eye".
Other judges for the event reportedly include Australia's Next Top Model star Charlotte Dawson and former Neighbours actress Erin McNaught.
