yesterday was my birthday

yesterday was my birthday.
I want to say it was  so happy to be with my friends.
if everyday is my birthday,i think i will be the most happiest person in the world.
3.Aug is my favorite day.so i like summer,too.
I wish that everybody will have a nice summer in this year.

Hi Maud! My native language is Russian and I just study English. But I’d like to correct your text. And may be afterword someone native speaking person will correct both: yours and mine. My text is purple colored. Good luck to you and me!

yesterday is my birthday     It was my birthday yesterday.

yesterday was my birthday. It was my birthday yesterday.
i want to say it's so happiness with my friends. I'd like to say it's so good to party with my friends.
if everyday is my birthday,i think i will be the most happiness person in the world. If everyday should be my birthday, I think, I'll be the most happy man in the world!
3.Aug,the day is my favorites.so i like summer,too. The 3d of August is my favorite day and I like summer at all too. i wish that everybody will have a nice summer in this year. I wish everybody to have nice summer this year!