If you need any tips on dealing with my sister, just ask. I know she can be a pain. But in the meantime, enjoy your birthday!

I wish you a happy birthday and I hope you can achieve all of your goals in life! May joy and love fill each and every day of your life.

It’s great to have such an amazing guy as family. I’m so glad you are my brother-in-law. Happy birthday!

I never had a brother, but with such a great brother-in-law, who needs a biological brother! Hope your birthday is as awesome as you are.

I figure your birthday is a good time to remind you that even though you are my brother-in-law, I consider you a blood brother. I’ve always got your back if you need anything, just say the word. Oh, and happy birthday, I hope it’s a great one!

I’m really happy that we were able to become friends. I know in-law relationships can be a bit rocky. So here’s to new brothers! Happy birthday.

Sometimes a brother-in-law can be just as good as a brother by birth. Thanks for being a great brother. I hope your birthday is amazing!

It’s great having such an amazing brother-in-law. But I guess you know exactly how that feels! Happy birthday brother, I hope it’s a great one!

Hey brother-in-law, it’s your birthday and I just want to say thanks for taking such good care of my sister and raising my nieces and nephews well. I hope your birthday is everything you want it to be. Happy birthday!

Happy birthday, my dude! What a great man you are, and undoubtedly the best brother-in-law there is.

I have a great brother-in-law and everyone knows. Because I tell them! And I figure I should tell you as well. You’re a great guy and I hope you have a wonderful birthday!

Thanks for always making the family get-togethers so much more fun. I couldn’t be happier having you as a brother-in-law. Happy birthday man, I hope it’s a good one!

Happy birthday! I hope you have an amazing day and I just wanted to take this opportunity to say that I feel honored that I get to be a part of your family.

Happy birthday dear brother-in-law. My husband wouldn’t be the same man he is without all those childhood adventures you both went on. Thank you for helping make my husband the great guy he is.

Brother-in-laws are a mixed bag. You never know what you are going to get. That’s why I’m so happy we ended up with you! Happy birthday!

You have shown so much respect and love to my parents, as if they were your own.

I hope that life treats you as well as you deserve, always offering you love, success and happiness.

Happy birthday to my brother from another mother. Hope it’s a great one!

It’s your birthday, so feel free to party it up! And if my sister gives you flack for having fun on your birthday, just let me know.

It’s been great getting to know you over the years. You’ve been a great brother-in-law. So here’s wishing you the best of birthdays!

I hope your birthday is filled with all the things you enjoy and the year following is filled with all the luck you can handle!

Just because we are getting older doesn’t mean we can’t have fun. Let’s party it up and have some fun on your birthday!

Sometimes everyone needs to be reminded how great they are and a birthday is the perfect time to do it. So, happy birthday brother-in-law, keep being awesome!

Who needs a brother when I’ve got such an amazing brother-in-law! Looking forward to catching up at your birthday party!

Well bro-in-law, your birthday rolled around again. It’s not easy getting older, but at least we can have a few beers together and enjoy some good food. Looking forward to hanging out with you on your birthday.

Everyone says that in-laws can be a pain. But I’ve never found that to be true! I’m just so glad that I married into such an amazing family!

Happy birthday to my favorite brother-in-law! Yeah, I know you are my only brother-in-law, but that doesn’t mean you aren’t an amazing one!

When you and my sister were dating I always hoped you would become my brother-in-law. And now you are! Welcome to the family brother, I hope you have a really good birthday.

Thanks for always being there for both of us. You are the best brother-in-law a couple could ask for! We hope you have a ridiculously awesome birthday!

I never know what to write in cards, I guess I’ll just wish you happy birthday and let you know that you are a wonderful brother-in-law.