Wham! and the duo’s single ‘Last Christmas’.The band – which was comprised of George Michael and Andrew Ridgeley – released the festive hit in 1984.Now, an anonymous person has paid tribute to it by adding the song’s name to a sign directing drivers to the area of Low Wham in Butterknowle, Bishop Auckland.The road sign also now features an exclamation mark after Wham’s name, in reference to the band.