Welcome to the 2025 Heistmas Advent Calendar, a daily drop of pop culture Christmas icons, oddities, and joy. Check back every day from now through December 25 for each daily entry!
In Performance at the White House: Spirit of the Season, which aired on December 21, 2021, was a grand concert featuring well-known artists like the Jonas Brothers, Norah Jones, Pentatonix, and — most fatefully, Ms. Cabello. She would be bringing a full mariachi band in for a rendition of “I’ll Be Home for Christmas,” making a bold and welcome statement of her Mexican American heritage on national TV, and in a setting central to the American identity an. And while Cabello’s performance is seriously impactful for this reason, it is also of historic significance for inventing a new holiday: Quismoiss.