Tonight's Santa Ana Artists Village Art Walk (FREE) includes important exhibition openings at CSUF's Grand Central Art Gallery ("R. Crumb's Underground) (self-portrait, left) and OC Center for Contemporary Art ("LA to OC: Emphasis Extreme") only a block from one another. Take in also, in the Santora Building, OC Fine Arts' AvantGarden and other galleries. Hip dining adjacent at Lola Gaspar, Memphis and The Gypsy Den. Street performers, exhibitors make it a happening event. Spark-e! will be there, too.