Natasha (Denée Benton) and Sonya (Brittain Ashford) Natasha’s ball gown decorated with white and silver Swarovski crystals A fanciful set of wings from the ball scene Bear masks and jet-black Swarovski crystals lend ensemble costumes a sense of menace. Josh Groban onstage as Pierre. More than 20,000 Swarovski crystals adorn the set’s chandeliers.