Mazel tov to 1030 and Oomis. (care to share how many this brings the tally to?)
As far as when to tell, the sooner the better, as the hurt they will feel by finding out after someone else is pretty painful
And someone else always finds out before you’re showing. I had several passengers in my car one Monday AM (heading back to the city from the Catskills,) and out of the blue, one of them starts throwing up.
Skipped a dramamine? No, guess again. Its also pretty impossible to get to your doctor without being spotted.
Play it safe. Once your spouse knows, tell your parents.