First, it looked like the Oscars wouldn’t happen, then thanks to un-California-like rains and bone-chilling cold, it looked like it would be a washout. Stars such as Eva Longoria even toyed with thoughts of passing on the red carpet. And then finally, after 100 days of striking and two weeks of hectic preparations, the sun truly came out.

The week was one that proved to be nightmarish for celebrity stylists and fashion houses who were scrambling to outfit their clients. Last-minute ...