sentences:  He had first charted at the age of 15 with "Uptight (Everything's Alright)" in 1966, and had previously had a number 1 in 1982 with a duet with Paul McCartney, "Ebony and Ivory".In 1985 his harmonica playing featured in Eurythmics' number 1 hit "There Must Be an Angel (Playing with My Heart)".The Christmas number one single contained over 40 artists.