Complex sentence: "Santa Claus Is Comin'to Town" is a Christmas song, written by John Frederick Coots and Haven Gillespie and was first sung on Eddie Cantor's radio show in November 1934.
Split into simpler sentences: Santa Claus Is Comin'to Town 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.