First call my friends. = First, I will call my friends.
4~5 peoples = people
and have a hdden = hidden camera.
So my friends is = will be surprised.
and we will go to the jumping park.
We played 2~3 hours we're tired. = We will play for 2-3 hours until we're tired.
So we will go to the big buffet.
We're so full, than we go to the rink. = When we're full, we will go the rink.
Then we will go to my house.
So we talked and tell our secret. = Then we will talk and tell secrets.
and PARTY is = will be over.
I think it's very nice!