Hello

If you want to invite your friend on your birthday so you to write a letter inviting him for the same.

Your Address
[Your City]
[Date]

Dear [Friend's Name],

I hope you are doing well. I am writing this letter to invite you to my birthday party, which will be held on [Date of Birthday].

The party will take place at my home at [Your Address] from [Start Time] onwards. There will be fun games, music, delicious food, and of course, cake! Your presence will make my birthday even more special.

Please try to come on time, and do let me know if you will be able to attend. I am really looking forward to celebrating this day with you.

Take care and see you soon!

Your loving friend,
[Your Name]