The Fantastic Four box office has everyone saying the sky is falling. Time to put on my professional Box Office Boy hat.

Marvel’s first family stumbled in theaters in its second weekend, but still held on to the top spot at the box office.

The latest Marvel tentpole dropped 66 percent from its premiere, portending bad news for the comics giant.Key PointsThe Fantastic Four: First Steps scored another No. 1 at the domestic box office.Two premieres took the No.