Eurovision 2015: Guy Sebastian unveils Australia's first ever entry

Australia has unveiled the song that will represent them for the first time in the 2015 Eurovision Song Contest. 

Singer Guy Sebastian will perform Tonight Again at this year's contest in Vienna, Austria, for the country's first ever entry to the competition. 

The country, who have been given a free pass to the final on May 23 along with the UK, Germany, Italy, France and Spain, were granted permission to enter this year's Eurovision as a one-off to celebrate the institution's 60th anniversary. 

Sebastian won Australian Idol in 2003 and has gone on to release seven Top 10 albums and score six Number 1 singles. He also served as a judge on The X Factor Australia between 2010 - 2012. 

Meanwhile, the UK's entry was recently announced as Electro Velvet, who will perform Still In Love With You at the contest. 

As part of Eurovision's 60th anniversary celebrations, a special concert will take place in London on March 31 and will include performances from Conchita Wurst, Lordi and Dana International.