12/7/08 Somerville, MA -- ADVANCE for Living. Portrait of Denise Lindquist's pet chihuahua Ari with the painting Lindquist commissioned from painter Jane O'Hara called &quot;Ari's Night&quot; at the Best In Show: Artists and their Dogs exhibit at the Brickbottom Gallery in Somerville, December 7, 2008.  Erik Jacobs for the Boston Globe