I’m sending the very best birthday wishes your way today, my adorable little cousin sister! May your special day be a beautiful one full of love, joy, and happiness!
Happy birthday, my dear! I hope you have a fantastic day full of celebration today as you’re a true friend of mine, a real sister from another mother and mister!
My beautiful sister, you have a heart of gold and a soul so sweet that it’s only right you have the most magnificent birthday this year. Happy birthday to you.