From graffiti to tattoos, street art is in now more than ever. Istvan Gallery, 1218 N. Western, dedicates a whole installation to it featuring dozens of artists, on display through Oct. 28. It opens with a public reception from 6 to 10 p.m. Friday; activities continue noon to 10 p.m. Saturday with live art, outdoor tent sales and more. Admission is free. Call 831-2874 or visit istvangallery.com.