Dannii and model Kris announced their break-up on 4 April, both releasing statements via their Twitter accounts.
Australia's Got Talent judge, Dannii, said:
It brings me great sadness to tell you that Kris and I have separated.
"We still care for each other and ask for privacy at this difficult time, in particular for our son Ethan who remains our number one priority."
The pair had been together for almost four years and have a 21-month-old son, Ethan.
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