“We’re matching… We’re twinning. I think that’s the word on the street these days,” said Katy Perry, glistening in a black sequined gown, as she accompanied designer, documentary subject and friend ...

Most designers would find such a project daunting: To create 500 costumes for a theatrical spectacular that is part-cabaret, part-circus, with a budget of $14 million, more than 100 performers and ...