You will be doing something ordinary — scrolling, opening mail, talking to a mutual friend — when the news arrives. The person you used to love, who used to love you, who at some point in some version of your imagined future was going to marry you, is marrying someone else. The announcement may be a photograph, a save-the-date forwarded by an acquaintance who did not realize, a casual mention in conversation, an algorithmic suggestion on a platform whose discretion algorithms do not exist. The moment is small. The response is disproportionate. Something in your chest does a thing you thought it had stopped doing.

This is normal. It is also, in many cases, surprising. You may have considered yourself fully over the relationship. You may be in a happy partnership of your own. You may not have thought about the ex in months. None of this prevents the announcement from landing with weight. The reason is not that you still love them, in most cases. It is that the announcement closes a door you did not know was still slightly open. As long as the ex was unmarried, some part of your psyche held a small, mostly disowned possibility — not that you would reunite, not that you wanted to, but that the chapter remained ontologically incomplete. The wedding completes it, not for them, who completed it the day they decided to leave or be left, but for you, who has now received undeniable evidence that the version of the future you once held has been replaced by a different future, in which someone else is the wife or husband.

The mistake is to treat the disproportionate response as a sign that something is wrong with you. It is not. It is the closing of a phantom-limb pathway. The limb has been gone for years; the nerve activates anyway when something rubs against where it used to be. This is the body's way of being thorough. Acknowledge the sensation, sit with it for a few hours or a day or a week, and let the rewiring catch up to the new reality. Most people get through the wedding-announcement moment in a few days if they handle it cleanly, and in a few months if they do not.

Handling it cleanly means a small number of refusals. Refuse to investigate. Do not look at the photos. Do not read the profile of the new spouse. Do not let yourself be drawn into a search session that ends ninety minutes later with you knowing more about a stranger than you wanted to. Investigation feeds the part of the psyche that wants to compare yourself to the replacement, and the comparison has no good outcome: either the new partner looks better than you and you feel diminished, or they look worse and you feel both vindicated and confused about why the ex chose them. Both outcomes consume you and resolve nothing. The data is not for you. Decline to acquire it.

Refuse to share the news widely. Do not tell five friends within a day. Telling propagates the moment, makes it more present, and turns a private adjustment into a social event. Tell one person — a therapist, a close friend, your partner if you have one and they can handle it — and keep the conversation brief. Naming it once aloud is useful; rehearsing it across multiple audiences is not. The retellings calcify the moment into a story that becomes harder to release, because each telling reinforces the centrality of the news in your week.

Refuse to write to them. Not to congratulate, not to wish them well, not to express any complicated feeling. If you are on terms where contact is normal, a brief acknowledgement may be appropriate, but most people writing in this moment are doing so for themselves, not for the recipient. Wait at least a few days. Most of the messages drafted in the first 48 hours are messages that should not be sent. The discipline of not sending is itself part of the integration.

Refuse to perform indifference. The opposite mistake is to insist that the news did not affect you, that you are fine, that you barely noticed. This produces a different kind of stuckness, in which the actual response goes underground and emerges later in displaced forms — irritation at your current partner, sleeplessness, vague depression you cannot trace. Better to admit that this is something, even though you wish it were not, and to give it the small bandwidth it requires for a brief period. The performance of indifference costs more than the brief acknowledgement of impact.

The deeper work, if you choose to do it, is to notice what the announcement reveals about residual structure in your psyche. The fact that the news lands at all is information. There is a place inside you that was holding something, however quietly. Identifying what it was — a fantasy of return? a comparative scoreboard? a residual sense that they got the better deal in leaving? — is useful because it gives you something specific to release. Florence Williams's work on heartbreak emphasizes that the body and mind catch up to the breakup in stages, and certain stages only complete when triggered by an event like this. The wedding announcement, painful as it is, is also doing a kind of work that nothing else could have done. The phantom limb cannot be retired until the body has indisputable evidence that the limb is gone for good. The announcement is that evidence.

A few days or weeks later, you will notice that the sensation has receded. The information has been integrated. You can think about the ex without the same activation. The chapter is now genuinely closed, in a way it could not be while their future was, however faintly, still abstractly open. This is a net gain, even though the moment of receiving the news did not feel like one. The cost was high and brief. The integration is durable. The next time you encounter their name or image — and you will — the response will be quieter, because the underlying structure has updated. Let it. Do not perform either grief or indifference. Just let the news be what it is: a small, late piece of an old completion, finally delivered.