Stefan George, Lisa Otey, Walter Belcher, Diane Van Deurzen, Steve Grams, Heather Hardy, Pete Swan, Dante Rosano and Marco Rosano perform two concerts of jazz and blues. At 7:30 p.m., Friday, April 22, the show is at the Desert View Theatre (38759 S. Mountain View Blvd., Saddlebrooke). $23; $21 advance. Call 818-1000, or visit tickets.saddlebrooketwo.com for tickets or more information. The performance is repeated at 7 p.m., Saturday, April 23, at the Community Performing Arts Center (1250 W. Continental Road, Green Valley). $20. Call 399-1750, or visit performingartscenter.org for tickets or more information.