141. 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!
142. Happy birthday, brother-in-law. Irritating and teasing you is my favorite pastime, yet you always take it all in stride. I appreciate your presence in my life.
143. Happy birthday, brother! You’re such a cool friend, and I wish you the best in your life.
144. We may not be related by blood, But you are truly loved. Happy birthday to you, my dear brother in law.
145. I know our family is a bit weird, but we are happy you are a part of it. Happy birthday brother-in-law!
146. I wish you all the best for the coming year. I hope it’s filled with happiness and satisfaction. Happy birthday to my favorite brother-in-law.
147. I hope you always keep that childlike sense of joy and wonder in the years to come! Happy birthday bro-in-law, I hope you never change!
148. I hope your birthday is half as amazing as you are, if so it will be a great one!
149. Cheers to a brother-in-law who is a genuine class act! So happy to have you as a part of my family. Happy birthday!
150. Happy birthday, brother-in-law. Thank you for being more of a close friend and helping me out of tricky situations.
151. It’s been great to have you as a brother. Thanks for being so nice! Happy birthday to you.
152. Happy birthday, dear brother-in-law. I hope you have a colorful birthday!
153. Happy birthday to my favorite brother-in-law. You deserve all the finest things that life can offer.
154. You may be my brother-in-law, but you effortlessly stepped into my brother’s role and gave me unconditional support and love. Happy birthday, brother.
155. We are lucky to have you in our family. You are a true blessing, so I hope that you may be blessed with a long and beautiful life. Have a fabulous birthday my dear brother in law!
156. The perfect tribute to a brother-in-law who is not only a partner but an inspiration and the best person you could have in your life. Have a marvelous birthday, extended brother!
157. You are my wife’s sister’s husband but that doesn’t stop me from calling you a brother of my own. Happy birthday.
158. My sister has bad taste in men. I don’t know how she managed to land such an awesome husband!
159. Sure, you may be my brother “in-law” but I consider you a brother. Happy birthday!
160. You’re not just my brother-in-law; you’re more than that. Wishing you the best on your birthday, lovely brother.