You may be my brother-in-law on paper, but you’ll always be a true brother to me at heart. Happy birthday!
Brother-in-law, I am wishing you all the happiness possible on your birthday this year! Have a great birthday!
To my dear brother-in-law and my true friend, I wish nothing but the best on your special day! May your day be...
Happy birthday, brother-in-law! On your special day, I hope I can make you as happy as you make everyone else!
Wishing you a very happy birthday! You’re my favorite brother-in-law and one of my favorite people in the...