"Oh, Gena, I'm so happy for you. When are you due?" "January 8." "Ooooh! Maybe you'll have the baby --" On our anniversary, I mouth into the phone, as she says it too.
Even when you're in a state of post-wedding bliss, people you're not all that close with may ask something that's none of their business, thus shaking you out of your happy honeymoon period.