"Hush" is a song written by Joe South for Billy Joe Royal. It was a minor hit in 1967peaking at number 52 on the Billboard Hot 100.
The song is better known for the version by British hard rock band Deep Purple, recorded on May 11, 1968, for their debut album Shades of Deep Purple. The song was chosen as the album's accommodating single by their American label, Tetragrammaton. It was their first hit, peaking at number 4 in the United States and number 2 in Canada, although it remained relatively overlooked in the UK.
The band re-recorded the song in 1988, to celebrate their 20-year anniversary, with a different singer (Ian Gillan) than the original recording (Rod Evans). The newer version can be found on the album Nobody's Perfect. The 1988 version reached number 62 on the UK singles chart and number 44 on the Album Rock Tracks chart in the US.
Milli Vanilli released a cover of "Hush" on their German debut album 'All Or Nothing.' A revised edition appeared on their US release 'The Remix Album'.