La Jolla Playhouse’s 2026 WOW Festival, which opened Thursday and continues through Sunday afternoon, has definitely found its groove on the UC San Diego campus in recent years.Hardcore fans of the immersive arts festival show up on Thursday afternoons ready to dive in, ticketed shows sell out early, and families with small children delight in the wide range of free entertainment. And first-timers? They wander around with wonder in their eyes. La Jolla Playhouse promises ‘joyful chaos’ at 2026 WOW Festival This year’s international lineup of shows is not only diverse, it also features several premieres. The festival’s footprint is…