George Michael is selling his ''doggie wall'' for charity.The 'Shoot the Dog' hitmaker is auctioning off a selection of images of pooches owned by himself and other musicians and crew on his 'Symphonica' tour to raise money for the Mayhew Animal Home in London. He tweeted: ''Just want to let you know we have a signed goodie up for auction on e-bay, the proceeds will go to a dog rescue charity ... It's a signed collection of all the pics we have called the ''doggie wall'' on the tour. ''And there are three pics of my gorgeous Meg and Abbey on on there:) (sic)'' The collage of photographs - which spans 190cm x 90cm - has accompanied the star everywhere on tour. The item's listing on auction site eBay reads: ''Plastic coated photo montage, ''Dog Wall'', of the dogs owned and loved by George Michael and the George Michael Symphonica touring personnel. Each photo of the Symphonica dogs is labelled with the dog's name and its' owner. ''The Dog Wall is hung up backstage at every show so the touring party could see their beloved pet everyday. ''George's dogs, Meg and Abbey, appear three times on the wall and George has signed their photos as well as Diego and Ruby's pictures.'' Bidding currently stands at £102 and the auction closes on October 22.