Jean-Philippe Léo Smet (15 June 1943 – 5 December 2017), better known by his stage name Johnny Hallyday, was a French rock and roll and pop singer and actor, credited for having brought rock and roll to France.
Biography：Jean-Philippe Léo Smet (15 June 1943 – 5 December 2017), better known by his stage name Johnny Hallyday, was a French rock and roll and pop singer and actor, credited for having brought rock and roll to France.
