Woman says she asked her sister not to announce a pregnancy at her wedding — then the sister did it anyway and acted like she was the selfish one

A woman on Reddit said her wedding reception stopped feeling like her own celebration the moment her sister stood up and made a pregnancy announcement the bride had already specifically asked her not to make. In a post later collected by r/BestofRedditorUpdates, she wrote that she and her husband had recently learned they were expecting and had planned a small, heartfelt announcement during the wedding speeches. Only a few people knew. Then, a few weeks before the wedding, her sister revealed she was also pregnant and said she wanted to announce it at the reception. The bride told her no and explained why, believing that settled it. It did not. At the reception, the sister stood up after the speeches, clinked her glass, and announced her pregnancy anyway, instantly shifting the room’s attention.

According to the post, the bride was left stunned enough that she never made her own announcement at all. She wrote that if she had tried after that, it would have looked like she was competing or trying to one-up her sister at her own wedding. When she confronted her later, she said the sister brushed it off and claimed she just could not keep it in anymore. Worse, the sister apparently told her she was selfish for wanting to “control when people share their happiness.” The bride’s parents agreed the sister had crossed a line, but still urged her to let it go for the sake of family peace.

The update, posted about six weeks later, showed that the hurt had not faded and had instead turned into a cold little family war. The woman wrote that her relationship with her sister had become icy and that every conversation somehow ended with the sister acting like the victim. So when she and her husband held a small gender-reveal gathering, she did not invite her sister. When the sister complained, the bride replied that she did not want to “risk” another stolen spotlight. Then, at the later baby shower, she leaned into the grudge openly: custom cookies read “We waited our turn,” and a sign at the event said, “One special day deserves its own celebration.” She said her sister noticed, asked whether the cookie was about her, and went quiet after being told, essentially, that if the message fit, it fit.

That update is what made the story linger for readers. The original post already gave them a clean villain and a familiar social rule most people agree on: do not hijack somebody else’s wedding for your own announcement. But the second post turned it into something more recognizable and a lot messier — the kind of sibling feud where the original offense never really gets resolved, so it just starts echoing through every celebration after it. The woman even joked that since her baby was due a week before her sister’s, she was not exactly planning to keep a low profile when those first baby photos started going up.

Commenters on the BORU thread were mostly united on the core issue: the wedding day was the bride’s, and the sister knew exactly what she was doing when she made the announcement after already being asked not to. Where people split was on the revenge phase. Some thought the pettiness was earned. Others said the family was heading for years of mutually assured destruction with baby showers, birthdays, and school milestones becoming the next battlefield. Either way, by the time the update rolled around, this no longer read like one selfish wedding moment. It read like a sibling relationship that had tipped into long-term scorekeeping.

Original Reddit post: https://www.reddit.com/r/BestofRedditorUpdates/comments/1knrsa0/aita_for_telling_my_sister_not_to_announce_her/