VALLEY OF THE VAPORS9 p.m., Downtown Hot Springs. $5-$7.
The biggest independent music festival in the state kicks off its fourth year in high style. At 9 p.m. at Maxine's, the kings of polka-ized pop-rock Brave Combo
kick off the festival with Hot Springs' favorites the Itinerant Locals ($5 and only open to those 21 and older). Meanwhile, at the Low Key Arts Building, the insane Tel Aviv-based three-piece Monotonix
kicks out the jams with experimental Canadian four-piece Aids Wolf
, NYC punks Fiasco
and the experimental Philly act U.S. Girls
($7 and open to all ages).