Dogs photographed at a Muttmixer holiday party thrown by City Dog magazine in Seattle, WA on December 09, 2010. (photo by Karen Ducey)Edgar and his owner Lisa Irwin are photographed at a Muttmixer holiday party thrown by City Dog magazine in Seattle, WA on December 09, 2010. (photo by Karen Ducey)Edgar, a Lhasa Apso, and his owner Lisa Irwin are photographed at a Muttmixer holiday party thrown by City Dog magazine in Seattle, WA on December 09, 2010. (photo by Karen Ducey)