Julia Fox is defending her controversial 2025 Halloween costume. For an Oct. 30 Halloween party in New York City, Fox dressed up as Jackie Kennedy in a blood-soaked pink ensemble, re-creating what the former first lady wore the day her husband, President John F. Kennedy, was assassinated.

‘When her husband was assassinated, she refused to change out of her blood-stained clothes, saying, “I want them to see what they’ve done,”’ wrote Fox on Instagram, next to photographs of herself in t...