"I Miss U" (stylised in all lowercase) is a song by English DJ and record producer Jax Jones and Antiguan-German singer-songwriter Au/Ra. It was released on 9 October 2020 by Polydor Records. The song peaked at number twenty-five on the UK Singles Chart. It was written by Cass Lowe, Ina Wroldsen, Janée Bennett, Olav Tronsmoen and Timucin Lam.