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AIBU?

Share your dilemmas and get honest opinions from other Mumsnetters.

Should I tell her he's been sleeping with me

539 replies

Damaged27 · 30/01/2024 23:15

Changed name for this as its really outing. My ex and I have been sleeping together since we broke up kind of a fwb situation. Where not together and free to do whatever with whoever. However iv just found out, not from him that he has been in a relationship with another woman for almost a year and she is a minimum of 12 weeks pregnant with his child. He has not said a word to me about this. Aibu to tell her or should I just walk away and let them have their little family.
Yabu. Don't tell her
Yanbu. Tell her what a cheating asshole she is with.

OP posts:
theduchessofspork · 31/01/2024 01:33

Raffington55 · 31/01/2024 00:38

Why are you so cross with him - if it was friends with benefits only, you were both free to do as you please and you were effectively 'cheating' on him 😂. You are all indignant for the other woman but I think you are pissed off because your ex was seeing someone else. But so were you! Talk about double standards! You want to tell the other woman (the pregnant woman) to get your own back. That's all. It's not altruistic. 😆

She wasn’t cheating on him. They were FWB. He however turned her into an affair partner without her consent. Lots of people don’t want to be an affair partner, so yes he is out of order, not her. There’s no indication the OP ‘wants her is back’ - what does that even mean? She was seeing another guy as well as him, he isn’t her great love is he.

This is not hard to understand. Are you really this simple?

MariaLuna · 31/01/2024 01:37

No good will come from telling her

Bullshit. You cannot keep this a secret. It will come out one day so sooner the better. Especially for her and the baby's health, STI-wise.

I know a woman who was pregnant and contracted an STI. The outcome was awful - and I mean for the baby. Never mind the mother having to live with the guilt. The father washed his hands of it of course. Bastard. Hope his balls dropped off and his dick withered away.

Caerulea · 31/01/2024 01:37

Firstly, you've done nothing wrong.

Secondly... Why the Fuck are we protecting men like this? If his new partner doesn't find out, what are the consequences of his behaviour? There aren't any. He just moves on to the next person & at some point the mother of his child will be absolutely broken when she finds out & a kiddy will lose a full time dad.

Can we just look out for one another please? This wasn't a one night stand fgs cos then I'd agree to keep shtum. This...this is disgusting on his part.

ThirtyThrillionThreeTrees · 31/01/2024 01:44

What's with all the judgment?

OP is single. She can have all sex she wants.

She had a FWB thing with her ex on the basis that she assumed he was single too. It's not about him sleeping with others.

It's about him cheating on his partner which presumably if OP had known about she wouldn't have slept with him.

I get it OP. He's s shit and his partner deserves to know but at the same time he'll just say your crazy, jealous etc.

Honestly, I don't know. I would want to tell her but I don't think she'll believe you.

BrandNewAndShiny · 31/01/2024 01:53

From a selfish point of view, I wouldn’t tell her. It’ll cause drama and trouble that I couldn’t be arsed with. Just cut contact with him and move on.

AcrossthePond55 · 31/01/2024 02:24

@Damaged27

Want to be sure I have the relevant facts correct:

You and Ex are/were in a FWB situation.

Ex then started a supposedly exclusive relationship with another woman during this time. You knew nothing of this.

This woman is now pregnant.

The fact that you were sleeping with someone else and ended up having an abortion has nothing to do with this situation. You and this other man were both single. You and Ex were FWB. No judgement from me on that. Your Ex is the prick for deceiving both you and his pregnant GF/DP

Would I tell this woman? Yes. You aren't doing it because you 'want him back'. You're doing because she deserves to know the kind of man she's going end up being 'tied to' for the rest of her life because of a mutual child. She may be too late to terminate her pregnancy, but it's not too late for her to decide whether or not she wants to stay in a relationship with your Ex or to start to build her own life as a single parent.

Tell her the facts, that you were in a FWB 'arrangement' with him at the same time he was in a relationship with her. I'd also tell her that (assuming this is true) you want nothing further to do with him. I'd tell her (also assuming this is true) that you have no intention of gossiping about the whole mess. Then leave her completely alone.

SingleMum11 · 31/01/2024 02:43

Tell her!
Being pregnant and your BF cheating, for one thing she could get a STD and that can affect her pregnancy.

Daz57 · 31/01/2024 02:43

This reply has been withdrawn

This message has been withdrawn at the poster's request

FloofCloud · 31/01/2024 03:35

He's using you for sex, probably isn't going to tell you because he doesn't see it as your business because you're a fuck buddy.

I'd bin him off

CaramelCarmen · 31/01/2024 04:14

He's using you for sex because you are willing but why are you pretending he's a "friend" with benefits? You'd know if your friend was in a relationship. Stop being a fool.

MidnightSerenader · 31/01/2024 04:26

People come on here with their shit show situations and then act all horrified when people react to said shit show.

If you don’t want people passing remarks about your circus, don’t offer it up on MN.

You have zero control once you put it out there. Come on. We ALL know how social media works in this day and age.

OP - leave the poor woman out of it. You’ve got enough going on - leave her to her shit show.

Move on from your ex, he’s not worth your time of day.

Sort out some decent contraception. I’m not judging - this is also what I had to do back in the day.

What I definitely did not do was offer up my situation for dissecting and judging on an international forum with 100s of 1000s of users, like MN. Big mistake.

mnuser97427 · 31/01/2024 04:56

Please tell her OP. If nothing else, she's at risk of losing the baby from an STI.

Tilllly · 31/01/2024 04:59

@Damaged27
You have done absolutely nothing wrong

But it seems messy all round and I wonder if that makes you happy?

Tell her... no, I wouldn't. I'd tell him straight and end it. And maybe have a bit of time to yourself to think how you want to go forward

Best of luck

mostfkedevilshitever · 31/01/2024 05:03

This reply has been deleted

This has been deleted by MNHQ for breaking our Talk Guidelines.

User101223 · 31/01/2024 05:26

Damaged27 · 31/01/2024 00:35

I'm waiting to see if he tells me. I'm not using abortion as a form of birth control

But he won't tell you. He has had a whole year to tell you he was with her, and probably 8 weeks to tell you she was pregnant. Or even to end your FWB situation if he had any morals. There was nothing wrong with your actions if you genuinely believed he was single.

What would be wrong would now be to continue any form of contact with him. I also think she deserves to know so she can take care of her own sexual health. You're putting her and her baby at risk. And you're not protecting her. He is a cheating bustard and you can do her a favour now so she can leave him.

Catsmere · 31/01/2024 05:35

I'd say she needs to know so she has time to get away from this cheating scrote and terminate the pregnancy if she wants to.

Justleaveitblankthen · 31/01/2024 05:41

CustardySergeant · 31/01/2024 00:00

What on earth are you talking about? How can it be hers?

Am guessing it's a joke.
It made me laugh anyway 😂😂

Noorandapples · 31/01/2024 05:56

As a woman who's been cheated on I would have liked to know sooner rather than later. Other ppl saying it's not your place are wrong, you're allowing her a chance at an informed choice about her life

mostfkedevilshitever · 31/01/2024 06:11

This reply has been deleted

This has been deleted by MNHQ for breaking our Talk Guidelines.

littlelizzard · 31/01/2024 06:19

Some people on this thread have absolutely baffled me Confused

If I was 12 weeks pregnant with my partners baby I would want to know if my partner was a cheating scumbag putting me and my baby at risk. Not telling her not "sparing her feelings" just as so telling her is not "punishing her". If she decides she wants to stay with him then let her but at least she would have all the facts.

And OP should not be shamed for the amount of sexual partners she has NOR the fact she's had an abortion.

Best of luck whatever you decide to do OP

KimberleyClark · 31/01/2024 06:20

If you’re sleeping with several different men you need to sort reliable contraception.

Menomeno · 31/01/2024 06:21

beetr00 · 31/01/2024 00:31

But... now you know, he has a pregnant girlfriend. Why would you want to "punish" her? By telling her.

HE is the arsehole. Why some women feel the need to inflict pain on another, unsuspecting, woman baffles me :(

Raise your bar @Damaged27 stop seeing him! !

Edited

I don’t think it would be punishing her. She’s pregnant, and I think she has a right to know. This news could massively influence her decision to proceed with the pregnancy. In her shoes, I’d want to know that my relationship was a lie and in that situation I’d probably choose to have a termination.

quisensoucie · 31/01/2024 06:22

2024GarlicCloves · 30/01/2024 23:41

I did this - or, rather, he did. Protecting his new relationship wasn't my responsibility, neither of us was emotionally disrupted by the convenience sex we sometimes shared, and we knew we'd stop as soon as I'd completed on my new place.

I didn't tell her or anybody else she might have come into contact with. They've been married for 20 years now! I should imagine he still cheats, but either it doesn't bother her or (more likely) he covers it up better than he did when we were married.

Charming

StoatofDisarray · 31/01/2024 06:24

LauderSyme · 31/01/2024 01:15

Holy cow there's so much judgement on this thread and quite a lot of it is directed at the wrong person!

Hint: If you disapprove of an unattached, sexually active adult female making responsible family planning decisions more than you do a lying, deceitful man actively betraying his pregnant partner's trust, you need to have a word with yourself about your prejudices.

I couldn't agree more. Everyone knows contraceptives fail, and OP has every right to have an abortion. The fact that she's slept with two different men within X space of time is irrelevant, since she is single and as far as she knew the men were also single.

Now she knows one of them is not, and that she has unknowingly become the "other woman". I get it, OP. In your situation I would tell her. She probably won't thank you for it, but at least you'll have planted a seed, if she didn't know.

Motnight · 31/01/2024 06:24

ChedderGorgeous · 30/01/2024 23:44

How do you know the baby isn't yours?

I am not sure that I have ever read a response that says so well "I have no idea what this thread is about".