Strange Behaviour is an album of remixes by Duran Duran. It was released by EMI in March 1999. The title comes from a line in the song "Skin Trade": "would someone please explain, the reason for this strange behaviour". The band had previously used "Strange Behaviour" as the name of their 1987 tour. A 1987 EP of remixes from the Notorious album that was released in Italy and Japan under the title "Strange Behavior" (American-English spelling without the 'u', rather than the British spelling used here).