OMG!—After a brief career lull following the blowup "Yeah!" Usher has roared back to life with songs dominating the club scene, such as "OMG" and "DJ Got Us Fallin' in Love." Expect a sweaty amount of hype, awesome choreography, and opener Akon (who, frankly, I don't like very much). WSH
Rose Garden, 1 Winning Way, 8 pm, $29.50-99.50, all ages
DAILY DOUBLE DRAGON—Like the bastard offspring of a trivia night and Jeopardy!, Ground Kontrol's Video Game Quiz Show has teams face off over gaming knowledge—and then send their top players to compete head to head! This time around, the nerdery focuses on Super Nintendo and the PlayStation 2—brush up on your God of War and Mario Kart knowledge, folks. EH
Ground Kontrol, 511 NW Couch, 9 pm, FREE
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