Taylor Swift Cardigan is a song by American singer-songwriter Taylor Swift, released as the lead single from her ninth studio album "folklore" on July 23, 2020. The song was written by Swift and produced by Aaron Dessner of the band The National. "Cardigan" is a midtempo, indie folk-inspired ballad that features a nostalgiciac, melancholic atmosphere. The song's lyrics are about a tumultuous relationship and the narrator's longing for a past love. "Cardigan" received generally positive reviews from music critics and was a commercial success, debuting at number one on the Billboard Hot 100 chart. The music video for the song was directed by Swift and premiered on July 24, 2020.