Happiness Expression

Happiness Expression is an expression that is used to show that someone or people are glad have excited feelings.

Express Happiness :
I'm happy
I'm (very) pleased / (really) delighted
Great !!
Terrific !!
Fantastic !!
Exciting !!
Super !!

Expressing Happiness : Formal
Oh, I'm so happy
I can't say hao pleased I'm
It's a sensational trip
etc.