(A)Revenge must be the (F#m)reason,
Why (D)forgiveness was a thing I never (E7)knew.
(A)And someday soon I know you plan to (D)hurt me,
(D)But don't plan on getting by with the things you (E7)do.

(A)Cause I'll always (F#)know when you been (A)cheating.
(A)And I'll always (D)know you've been (E7)untrue.
I'll always (A)know.

(A) (D) (E7) (A)

(A)Your heart is like a (F#m)window,
But when I (D)look inside I see another (E7)man.
(A)But go on and lie and tell him how you (D)fooled me,
(D)But remember I saw through you're evil (E7) plan.

(A)Cause I'll always (F#)know when you been (A)cheating.
(A)And I'll always (D)know you've been (E7)untrue.
I'll always (A)know.
And don't forget it either.