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The winning song was "Poupée de cire, poupée de son", performed by France Gall in 1965. It was a charming and whimsical tune that showcased Gall's sweet vocals and became an instant classic, capturing the hearts of listeners across Europe and beyond. The song's title translates to "Wax Doll, Rag Doll," adding a touch of playful imagery to its overall appeal.