If you want them to check it out, you can copy and paste the URL, like this;
https://www.backyardchickens.com/threads/theyre-hatching-%F0%9F%98%86also-i-need-hatchaholics-to-answer-a-question.1468457/page-5#post-24466057
Or you can tag them using the @ sign, then their username, like this...
The pink string thing is the imbecile cord. The stuff next to the egg is normal, just the remainder of the yolk sac and whites
@MGG and @CluckNDoodle, correct me if i'm wrong!