Guy Sebastian
Oct 26, 1981 (42 years old) in Klang, Malaysia
Guy Theodore Sebastian AM is an Australian singer and songwriter who was the winner of the first Australian Idol in 2003, and a judge on Australia's The X Factor in 2010, 2011, 2012, 2015 and 2016. He represented Australia at the 2015 Eurovision Song Contest, finishing in 5th place.
