The animal-free Circus Vargas sets up its big top in Hollywood to thrill audiences with feats of human strength, speed, grace and dexterity, plus plenty of old-fashioned clowning around. A free, interactive pre-show welcomes kids into the center ring and gives them a crash course in circus skills such as juggling, feather balancing and hula-hooping. Off the 101 Freeway at Sunset Boulevard, Hollywood. 7:30 p.m. Runs daily through Monday. See website for complete schedule. $15-$50. http://www.circusvargas.com.