Several art openings tonight. They are in: Second Floor Contemporary Gallery on S. Main, for "Heuristic Origins," worksby Jill Downen,Greely Myatt, Libby Pace, Phil Robinson, and Marc Rouillard;Rhodes College's Clough-Hanson Gallery, for works by Martin Mull; the Art Mueseum of the University of Memphis for "Two Rooms with 10 Doors" by Jene Highstein; and at the U of M's Fogelman Executive Center, for "A Show of Hands" by Judith Dierkes. There's some kind of Patriotic TribueDinner cabaret concert tongith at WoodlandHills Country Club benefiting Collierville's Harrell Theatre and featuring the music of Judy Garland.I hope you people know what you're inviting. Tonight's Leath & Lace Danceat Appling Manor is yet another fund-raiser; this one, hosted by Bumpus Harley-Davidson, benefits the Cystic Fibrosis Foundation and features music by the Bouffants, a light buffet, and auctions. There's a Delta Joe Sanders CD release party at the Black Diamond tonight. American Deathray Music is at the Hi-Tone. And Better Than Ezra is at the New Daisy.