"Guitar Slinger: The Ultimate Guitar Showdown" at MoPOP. Two jam-packed weekends of entertainment at the Seattle Fringe Festival. The Evergreen City Ballet presents Cinderella. "Planetary Survey: New Drawings", by artist Robert Pruitt at Prographica Gallery. The Vermillion Art Gallery presents "No, you catch us outside how about that." And, "Future Machine Conversations" at the Bellevue Arts Museum.