Wintersong is the sixth album and first Christmas album by Canadian singer-songwriter Sarah McLachlan, released in October 2006. It was produced by longtime collaborator Pierre Marchand and includes contributions from Jim Creeggan of Barenaked Ladies. The album also includes a collaboration with Jazz musician Diana Krall. In 2007, the album was nominated for a Grammy Award for Best Traditional Pop Vocal Album. In 2015, all songs from Wintersong plus five more tracks were released as The Classic Christmas Album.