I Know What You Did Last Summer was accidentally created during a backstage jam session between Shawn Mendes and Camila Cabello. They started improvising on a lyric idea that Camila had on her phone, reflecting feelings of guilt and paranoia after a betrayal.
Key: Am
Introduction:
Am
Ahhh
F
Hey
G
C
G
Ahhh-Ahhh
Am
He knows
F
Dirty secrets that I keep
G
Does he know it’s killing me?
C
G
He knows, he knows
Am
D-d-does he know?
F
Another’s hands have touched my skin
G
I won’t tell him where I’ve been
C
G
F
He knows, he knows, he knows
F
G
It’s tearing me apart,
Am
Am
F
Am I just hanging on to all the words she used to say?
F
G
The pictures on her phone
Am
E
Coming home, coming home
Am
F
G
I know what you did last summer,
C
G
Am
Tell me where you’ve been?
Am
F
G
I know what you did last summer,
C
G
Am
Tell me where you’ve been?
Am
F
G
C
G
Am
F
G
C
G
Am
I know
F
When she looks me in the eyes
G
They don’t seem as bright,
C
G
Am
No more, no more, I know
F
That she loved me at one time
G
Would I promise her that night
C
G
Cross my heart and hope to die
F
G
It’s tearing me apart
Am
F
Am I just hanging on to all the words she used to say?
G
Am
E
Oh, na na na yeah
Am
F
G
I know what you did last summer,
C
G
Am
Tell me where you’ve been?
Am
F
G
I know what you did last summer,
C
G
Am
Tell me where you’ve been?
F
G
I know, I know, I know, I know, I know, I know, I know
Am
Em
F
G
Am
Em
F
G
Am
Em
F
G
Am
Em
F
G
Tell me you didn’t mean it though, tell me you didn’t mean it though [Can’t seem to let you go,
Am
Em
F
G
Am
Em
Can’t seem to let you go, can’t seem to hold you close,