List of UK Singles Chart number ones of the 1970s
Million-selling and platinum records

Artist
Song
Date released
Date certified platinum
Year of millionth sale
Gary Glitter
"I Love You Love Me Love"
9 November 1973
1 January 1974
1973
Brotherhood of Man
"Save Your Kisses for Me"
5 March 1976
1 May 1976
1976
Queen
"Bohemian Rhapsody"
31 October 1975
1 January 1976
1975
Wings
"Mull of Kintyre"
11 November 1977
1 December 1977
1977
David Soul
"Don't Give Up on Us"
3 December 1976
1 February 1977
1977
Boney M.
"Rivers of Babylon" / "Brown Girl in the Ring"
14 April 1978
1 May 1978
1978
Boney M.
"Mary's Boy Child – Oh My Lord"
24 November 1978
1 December 1978
1978
Simon Park
"Eye Level"
3 November 1972
1 January 1978
1977
John Travolta and Olivia Newton-John
"You're the One That I Want"
1 May 1978
1 July 1978
1978
John Travolta and Olivia Newton-John
"Summer Nights"
1 September 1978
1 October 1978
1978
Village People
"Y.M.C.A."
1 November 1978
1 January 1979
1979
Blondie
"Heart of Glass
19 January 1979
1 February 1979
1979
Art Garfunkel
"Bright Eyes"
9 January 1979
1 May 1979
1979
Pink Floyd
"Another Brick in the Wall (Part II)"
23 November 1979
1 January 1980
2004–10
Slade
"Merry Xmas Everybody"
7 December 1973
1 December 1980
1985
The New Seekers
"I'd Like to Teach the World to Sing (In Perfect Harmony)"
11 December 1971
—
2004–10
ABBA
"Dancing Queen"
6 August 1976
—
2004–10
Julie Covington
"Don't Cry for Me Argentina"
12 November 1976
—
2004–10
Ian Dury and The Blockheads
"Hit Me with Your Rhythm Stick"
1 November 1978
—
2004–10

Question: What is the Million-selling songs by Slade?
Answer: Slade's "Merry Xmas Everybody" sold over million copies in 1985.