According to Wakana Yoshihara in an interview with InStyle magazine, which was published on November 2nd, the director Pablo Larran had a significant influence on the way the film's Princess Diana-inspired wigs looked. Wakana Yoshihara revealed this in an interview with InStyle magazine.

They did not choose to model their wigs after the late Princess Diana's coiffed, feathered bob from the late 1980s, but they did choose to model their wigs after her coiffed, feathered bob from the late 1980s, which they discovered on the internet, as a tribute to the late Princess Diana. Diana's hair was a little longer at the time, and she was in a better mood than she had been the day before. After several hours of work, each person finished his or her wig with knots of hair and dye, ensuring that it was the perfect color, length,_how tos 5 ways to tell if a wig is made of real human hair or fake human hair in and style for their respective faces and bodies.