"Our Song" is a song by English singer-songwriter Anne-Marie and Irish singer-songwriter Niall Horan. It was released on 21 May 2021 as the third single from the former's second studio album, Therapy (2021).[2][3] Produced by TMS, "Our Song" was written by the two singers along with Philip Plested and the three members of TMS.[4] The ballad's lyrics have the vocalists reminiscing about a past relationship.[5]