How to write the invitation to grandpa?

Grandpa's invitation to add grandchildren can be written like this:

Example: We will hold a banquet in the hotel on the afternoon of a certain month in a certain year to welcome Mr. and Mrs. XXX, a professor from a university. ?

Please come here. Sir and madam. President of a university.

Please make a reservation.

If not, please reply. Telephone: XXX XXX, dress: whatever you want.

Add a grandson's message:

The birth of a baby is a blessing from heaven. May the baby be smart and lovely, grow sturdily and be healthy. I hope the baby will bring you a happy and sweet life. Since then, life has been happier and warmer.

Not every bird flies into the sky, not every flower blooms for the earth. Congratulations on your new grandson. I sincerely wish your baby a healthy growth.

In this hot May and happy day, I am honored to be promoted to grandpa's position. Let's be full of joy and wish the son of the Han family happiness and a godsend again! Enjoy your family.

The newborn baby is handsome, smart and healthy, which has attracted thousands of people to gather together, and will surely show its talents and make great achievements in future life.

Baby, because of your arrival, this day has become a beautiful day, and since then, the world has added a touch of attractive color. Let me bless you baby, let me laugh for you, silently bless and support you.

I sincerely wish the baby a happy and healthy growth under the careful care and cultivation of many relatives. I hope that in the process of growing up, he will have the beauty of his mother, the intelligence of his father, the strength of a good grandfather in character, inherit the excellent quality of his grandmother's efforts, live up to expectations and become a pillar at an early date.