United Kingdom, Dec. 12 -- Kylie Minogue wants Margot Robbie to play her in a future biopic - but is worried she's now too famous to portray her on screen.

The 57-year-old pop icon shared that she would love the Barbie star, 35, to portray her on screen one day, admitting Margot is her dream choice despite believing the idea is unlikely to happen.

Speaking with Scott Mills for BBC Radio 2, Kylie said of Margot: "Oh she is such a doll. I have been asked again and again, 'Who would you have play you?' And I normally just skirt around the subject and that particular day I was like, 'I am just going to say Margot.'"

Kylie explained that although she answered the question honestly in the moment, she doubts the casting could ever realistical...