Richard Green hosts a countdown of the official charts for this week in 1975 and 1984.

More from IN THE 1970S and 1980s

flashback 1967 1978

les mckeown bay city rollers in conversation

Memories of 1979 USA

Music from May 1979 and a 70s music montage plus Terry Wogan looks back at Radio 2the first 10 years

Names in UK charts 1981

Sounds of the 70s 211122

PODCAST NUMBER 701 sounds of the seventies 170520 pt2

1982 mix

sounds of the 80s 260222 with Gary Davies

Classic Retro countdown from Radio Caroline for August 1979 and February 1970