A Perfect Circle, Ghostland Observatory and Grandwizzard Theodore play Seattle this weekend

The supergroup A Perfect Circle, with members from Tool, Smashing Pumpkins and Nine Inch Nails, plays Showbox at the Market Friday through Sunday. Ghostland Observatory, a big-beat electro band, plays Showbox SoDo Friday and Saturday. Hip-hop architect Grandwizzard Theodore spins discs at the Triple Door Sunday.