With bustles and bouffants, the stars of the stage arrived at the Tonys in — what else? — the most theatrical of designs.

As Broadway’s best and brightest arrived for the industry’s biggest night, we got an up-close look at what you couldn’t see on TV.

When the flashing cameras are gone and the curtains are closed, where do all the red carpet gowns go? “Those days of a gown being packed away and forgotten about for many years and rediscovered ...