This is a copy of the Dumdums's CD single "You Do Something To Me" signed by the members of the band, Josh Doyle, Steve Clarke and Stuart "Baxter" Wilkinson. I bought it on Ebay.
Dumdum's Wikipedia Entry: http://en.wikipedia.org/wiki/Dum_Dums_%28band%29
Dumdums Official Website: http://www.dumdums.com/