18 Greatest Hits is a greatest hits album by American singer Michael Jackson and his former family band the Jackson 5. It spent three weeks at the top of the charts in the United Kingdom after its release on July 1, 1983 by Motown and Telstar Records. Featuring 18 songs released between 1969 and 1975, it became Michael's second number one on the UK Albums Chart, right behind Thriller (1982), as well as the Jackson 5's first and only chart-topper there.[2] The album shares cover artwork with the single for "Happy", which was released in Europe to promote it.