Disruptive Influence are a now defunct melodic punk band from Edzell in the North East of Scotland, releasing two EP's: "The Turquoise EP" & "Since When Did Tesco Have A Dress Code?", there's also a "Live At The Barcode" DVD and some of the live tracks from that show in circulation. Two members moved on to play in MAFAFI. Martin ate cheese. Disruptive Influence were also known to have an unofficial fourth member who accompanied the band through it's various guises. Although little is known about this fourth member he was referred to as Crazy Dave and was said to be quite sexually ambiguous.