Can officially confirm: Shazam! looks delightful AF. A few days ago, Warner Bros. invited Collider and a few other journalists to the studio's Burbank lot to watch some extended footage from the upcoming superhero flick starring Zachary Levi. Director David F. Sandberg and producer Peter Safran were on hand to introduce the footage, and really emphasized that the film is continuing DC's lighthearted streak started by Wonder Woman and Aquaman. "It gives you a sense of how we leaned in on the comedy and the fun, especially as you see Billy Batson exploring his powers," Safran said. "We'…