"L'hymne" () is a French-language song recorded by Canadian singer Celine Dion and Quebecois artist Fred Pellerin. It was released on 19 August 2015 as a promotional single for the animated film La guerre des tuques 3D (2015). Dion also recorded an English-language solo version titled "Hymn", released on 5 February 2016 to promote the English-language adaptation of the film, Snowtime!.
In August 2015, it was announced that Dion and Pellerin had recorded "L'hymne" for the soundtrack to La guerre des tuques 3D, a modern reimagining of the 1984 film La guerre des tuques. The soundtrack, which includes French and English songs as well as the film score, was released in Canada on 30 October 2015. It also includes Dion's English-language solo version, "Hymn".
"L'hymne" entered the Canadian Adult Contemporary chart in late October 2015. It reached number 42 in November and remained on the chart for six weeks.
The music video for "L'hymne", directed by Scott Lochmus and Robert Yates, premiered on 14 September 2015. It includes scenes from the film and footage of Dion and Pellerin recording the track.
La guerre des tuques 3D was released in Quebec on 13 November 2015, followed by the English-language version, Snowtime!, which opened in Canada and the United States in February 2016. The English version of "L'hymne", titled "Hymn", is performed solely by Dion. The Snowtime! soundtrack was released digitally on 12 February 2016 and on CD on 19 February 2016. "Hymn" was issued as the first promotional single, and its music video premiered on 5 February 2016. In the United Kingdom, the film was released under the title Cleo.