Happy Birthday to My Best Friend!
Happy birthday to the most amazing, supportive, and hilarious person I know! I can't believe another year has gone by - it feels like just yesterday we were [insert a shared memory].
You're more than just a friend; you're like family to me. I can always count on you to [mention a specific quality they have, e.g., make me laugh, give me honest advice, listen without judgment]. You've been there through thick and thin, celebrating my successes and lifting me up during tough times.
I'm so grateful to have you in my life. You make every day brighter, and I cherish every moment we spend together.
Today is all about you, so I hope you have the most amazing birthday filled with [mention things they love, e.g., laughter, good food, adventures].
Here's to many more years of friendship, laughter, and memories together!
Love always,
[Your Name]
P.S. I'm so excited to [mention a specific birthday plan you have together]!