Theme: Words you tell to the girl you love on her birthday?

Kevin: Everytime, I spend time.. with you.. I'm happy.
Hoon: I have a lot of presents for you at my house!.. So, won't you come to my place?
Dongho: Your birthday present is... Me!
Kiseop: Thank you for being born.
Eli: Happy birthday! Please marry me.
Soohyun: Happy birthday. I'll love you forever.
AJ: Don't you smell something burning? It's my heart that's on fire.