롤러 코스터
앨범 : Sunsick
작사 : 조원선
작곡 : 지누, 조원선, 이상순
편곡 : 지누, 조원선, 이상순

Do you know?
How you are?
Who you Are?
Where you are?

Do you know?
How you are?
Who you Are?
Where you are?

Do you know?
How you are?
Who you Are?
Where you are?

Do you know?
How you are?
Who you Are?
Where you are?

Why don't you know? Don't you know?
How you are?

Why don't you know? Don't you know?
Who you are?

Why don't you know? Don't you know?
How you are?

Why don't you know? Don't you know?
Who you are?

Do you know?
How you are?
Who you Are?
Where you are?

Do you know?
How you are?
Who you Are?
Where you are?

Why don't you know? Don't you know?
how you are?

Why don't you know? Don't you know?
Who you are?

Why don't you know? Don't you know?
how you are?
how you are?
Why don't you know?
Why don't you know?
Why don't you know?
don't you know?