Why would I get this ladies

Dannessa👶🙏🏻💕

So ladies I got this through the mail today!! I been trying to get pregnant with my husband for almost 2 years and got this letter and book on the mail I am not pregnant 🤰 my friend said take a test you probably are pregnant I told her I just stoped my period like a week ago.. I got this letter saying congratulations.. I am supposed to go in for my blood result since last week and I have other appointment coming up Thursday with my obgy... this letter made me get a happy face nd cry 😭😞 cause I am not 🤰 :(