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Stephanie Demner and Guido Pella Reveal Baby Is a Girl With Disney Gender-Call

The Instagram clip uses their daughter at Magic Kingdom to stage a family-centered reveal that rapidly spread across social and entertainment media.

Overview

  • On Saturday, May 23, 2026 Stephanie Demner posted an Instagram video in which her daughter Arianna announces that the couple’s second child will be a girl and Demner notes she is about four months pregnant.
  • The short film was shot at Walt Disney World’s Magic Kingdom in front of Cinderella Castle and shows Arianna holding a Mickey-shaped balloon that turns pink to reveal the baby’s sex.
  • Demner had confirmed the pregnancy about a week earlier with a photo book, and TV host Ángel de Brito teased the news on LAM minutes before the Instagram post.
  • The Disney-shot reveal quickly went viral on Instagram and was picked up by major Argentine outlets, illustrating how influencers use staged, family-focused moments and landmark settings to drive engagement.
  • No due date or additional medical details have been published, and the couple — who already have daughter Arianna — have not released further plans about the pregnancy or public appearances.