[1] In the final of the local pre-selection Eurosong, he received more than 50 percent of the televotes and 4 times the maximum of 12 points from the international jury.
[2] In 2013, he participated in Walloon TV-talent-contests: and 'The Voice Belgique' (being eliminated in the second round).
[3] In 2014 it was announced that Hirsoux would compete in Eurosong 2014, the Belgian national selection for the Eurovision Song Contest 2014 organised by the Belgian broadcaster Vlaamse Radio- en Televisieomroeporganisatie (VRT).
He was announced as the winner and would represent Belgium in the Eurovision Song Contest 2014 at the B&W Hallerne in Copenhagen, Denmark.
[6] While in Copenhagen for the Eurovision Song Contest, Hirsoux told OUTtv he is married to a man.