A mystery man resembling Prince Harry appeared in Kate Middleton's Christmas show trailer, sparking speculation on social media.

Kate Middleton has been busy promoting her Christmas special, Royal Carols: Together at Christmas, which airs in England on ITV tonight, and apparently there's a, uh, Prince Harry lookalike in the trailer. Ahem: And here's the trailer for your viewing pleasure/confusion:

Prince Harry — what are you doing here? A Prince Harry look-alike was spotted at Kate Middleton’s Christmas carol service that took place on Dec. 6 and will be televised on Christmas Eve. The doppelgänger appears at the 35-second mark in the trailer for the annual celebration hosted by Harry’s sister-in-law.

Prince William and Prince Harry may not agree on much these days, but when they were kids, the sons of King Charles and Princess Diana both enjoyed this Christmas dessert, a former chef at Kensington Palace revealed.

Eagle-eyed social media users noticed something unusual in a preview of Kate Middleton‘s Christmas show. Knewz.com can reveal a Prince Harry lookalike was spotted in the trailer for the Princess of Wales’ annual Together at Christmas show.

Prince Harry wrote that he once received a "cold-blooded" Christmas present from Princess Margaret but said he wished he had had more time to get to know her. Writing his memoir Spare, the Duke of Sussex wrote that said "cold-blooded" Christmas present was a biro wrapped in a tiny rubber fish.