Though she's from Quebec, she won the contest in 1988 for Switzerland with "Ne Partez Pas Sans Moi"
[DOC] [TLE] Celine Dion marks 25 years of singing in English | CTV Montreal News [PAR] Dec 22, 2014 ... And those who had a hand in helping her break through scarcely forget ... party in 
1988 and noticing the Eurovision Song Contest flickering in the background.