My friend told me that her son and my sons girlfriend are having sex???

[Beingme73]

Do I even need to get bothered with this or no ??????

[Beingme73]

Theyre all18 and 19 if it helps

[basil67]

Another story exactly the same as yours got posted recently. The responses would all be relevant to your situation https://www.loveshack.org/forums/familial/parenting/664358-better-stay-out-your-teen-kids-relationships