Congress candidate holds art show to slam Bush – Jeff Latas, a Democratic House candidate, is presenting an art show to highlight the “”Sins of the Bush Administration.”” Because for some people, living during the Bush administration isn’t reminder enough. 5:30 p.m. to 8:30 p.m. from today until Saturday. Free. Galeria La Sirena, 2905 E. Broadway Blvd.

“”Buffy the Vampire Slayer”” sing-along – Were you ever so into a sitcom about a valley girl who killed vampires that you felt like singing about it? Well then you really should consider putting the admission toward a therapist instead. Consider it a down payment on a real life. 9 p.m. $5. The Loft Cinema, 3233 E. Speedway Blvd.

Insomniacs wanted for poem lecture – Albert Goldbarth, three-time record holder for the most boring name ever, will be lecturing on the similarities between the 19th century and a contemporary poem. Anyone having any trouble sleeping lately is encouraged to come. Noon to 1:30 p.m. Free. Himmel Park Library, 1035 N. Treat Ave.

“”Tucson Idol”” – Because being a star in Tucson is really going to put you on the map. 11 a.m. to 1 p.m. $8 for adults, $7 for minors. Gaslight Theatre, 7010 E. Broadway Blvd.

Tucson Roller Derby presents: “”Hits, Highlights and Catfights!”” – Watching women duke it out on roller skates is about as exciting as watching bears wrestle on a trampoline. Well, maybe almost. 7 p.m. $5. The Loft Cinema, 3233 E. Speedway Blvd.

Mercury’s Revenge – Apparently they just got really fed up with Mars and decided to do something about it. It’s a rock show, so remember not to bring your grandma. 9:30 p.m. $5. Vaudeville Cabaret, 110 E. Congress St. 21+

Hank Topless – No really, Hank just doesn’t like to wear a shirt. It’s a country show, so leave your inhibitions on incest at the door. 9:30 p.m. Free. Plush, 340 E. Sixth St. 21+

Lamb of God and Opeth – Despite what it sounds like, Lamb of God is not a concert you’ll want to bring your church knitting group to. The show features Opeth, a female vocalist with the body and voice of a man, yet somehow clever enough to convince us otherwise. 6:30 p.m. $20 in advance, $23 at the door. The Rialto Theatre, 318 E. Congress St.

Genghis Tron – This title also doubles as a Japanese cartoon where ancient war heroes rise up in robot form and battle it out over large cityscapes! Well, it should. It’s an indie rock show, so bring your pretentiousness. 7 p.m. $5. Skrappy’s, 201 E. Broadway Blvd.

Blowupnihilist – Apparently this band never learned the wonderful thing that makes my writing possible: spaces. It’s an indie rock show, so bring your broad and undefined taste in a genre with no real specifications. 7 p.m. $5. Living Room, 413 E. Fifth St.
– compiled by Brett Avram