Heidi Klum stunned guests at her 2025 Halloween party by transforming into the mythological creature Medusa, a look that took six months of preparation. Known for her outrageous costumes, Klum delivered a skin-crawling rendition complete with a hand-painted bodysuit, snakes, and fangs. Celebrities flocked to her event, showcasing their own wild costumes. While fans were excited about her transformation, many were amazed by the elaborate details and the amount of time invested in her iconic Halloween looks. Klum’s latest costume is being hailed as one of her most terrifying yet.