That’s why director Baz Luhrmann’s “EPiC: Elvis Presley in Concert” (★★★½ out of four; rated PG-13; in IMAX theaters now, nationwide Feb. 27) is so special and so, well, epic.

Luhrmann and his team of researchers found what they were looking for—and more!—and the results were so great that he decided to make another movie composed entirely of this rare footage.