Mungo Jerry’s new EP Open Up entered the UK Singles Chart this week in 1972. RELEASE DETAILS Date: May 21, 1972 (UK) Catalogue: Dawn DNX.2514 (EP) / 7N.2514 (Single) Format: 7" EP / 7" Single Country: United Kingdom A-Side: “Open Up” Written by: Ray Dorset Produced by: Barry Murray B-Side / EP Tracks: “Going Back Home” + additional tracks on EP version THE STORY Mungo Jerry released “Open Up” as both a standard 7" single and a four-track EP on May 21, 1972. The release entere