Struggling with what to write in your daughter-in-law's card? Try one of these sweet, funny or short birthday messages. Sweet Birthday Wishes to Show Your Daughter-in-Law How Much You Care ...

To the world’s sweetest mother-in-law, thank you and happy birthday from your grateful daughter-in-law. You’ve welcomed me into your family like your own. Thank you and happy birthday!

Say, "happy birthday, daughter" with these birthday wishes that you can share with your daughter or daughter-in-law on her special day.