Santa Claus Is Coming to Town" (also known as "Santa Claus Is Comin' to Town")[1] is a Christmas song. It was written by John Frederick Coots and Haven Gillespie and was first sung on Eddie Cantor's radio show in November 1934. It became an instant hit with orders for 100,000 copies of sheet music and more than 30,000 records sold within 24 hours.