I’m sorry I said you were old, I thought that was obvious. Happy birthday! Happy birthday, sis! I hope you love your present (it’s me). Happy birthday to the favorite child! Oh wait, it’s not my ...

Here are some ideas for your social media post: "Happy Birthday to my forever partner in crime! Love you, sis." "To the one who’s always by my side, happy birthday! #SisterGoals" "Wishing my ...

Have a fantastic birthday, sis! You mean everything and more! 14. Happy birthday, sister! Thanks for always being the one I can count on for support, love, and a good laugh. I hope I can stand by ...