In January of 1978, the UK funk band Heatwave released another Top 20 hit, "The Groove Line". The song became one of the best-known disco songs by a British group and charted at #12 in the UK Singles Chart and #7 in the Billboard Hot 100. It also appeared on U.S. Billboard R&B at #3. Written by Heatwave's Rod Temperton who would soon leave Heatwave to concentrate on songwriting. He would write some of Michael Jackson's biggest hits, including "Thriller", "Off the Wall" and "Rock with You".