1Add your birthdayOn your profile (your picture, top right), in About you. Just the month and day: nobody needs to know the year.
2And your household'sTap People on the group's page and open your household. Add birthdays for your kids (or anyone without the app), and tap Edit household to add your wedding anniversary.
3See what's comingThe group's page shows birthdays and anniversaries in the next two weeks, under In this group, and the Sunday email lists the week's.
4On the dayEveryone else in the group gets a notification that morning, so they can wish you well. Your own household doesn't: they already know.