Subject: Surprise Party for [Brother's Name] - Your Presence is Requested!

Dear [Friend's Name],

I hope this email finds you well. I am reaching out to you with an exciting announcement - my older brother, [Brother's Name], has been accepted into a prestigious university! To celebrate this incredible achievement, our parents have decided to throw him a surprise party.

The party will take place on [Date] at [Time] at our family home, located at [Address]. We have planned a fun-filled evening with delicious food, music, and games. It would mean the world to [Brother's Name] if you could join us in making this celebration even more memorable.

Please let us know if you will be able to attend by replying to this email. We kindly request your response within the next few days, as we need to finalize the arrangements accordingly.

Looking forward to hearing from you soon!

Warm regards,

[Your Name]