"Tonight Again" is a song by Australian recording artist Guy Sebastian. The song represented Australia in the Eurovision Song Contest 2015. It premiered on 16 March 2015, before the Eurovision entry deadline and it was released as a single on digital platforms on 7 April. The song was co-written and recorded by Sebastian specifically for the Eurovision Song Contest in only a week. "Tonight Again" appears as the final track on the European edition of Sebastian's eighth studio album, Madness.