Liam:
People say we shouldn’t be together
We're too young to know about forever
But I say they don’t know what they talk talk talkin’ about
(Talk talk talkin’ about)

Harry:
Cause this love is only getting stronger
And I don’t wanna wait any longer
I just wanna tell the world that your mine
Girl
Oh

Zayn:
They don’t know about the things we do
They don’t know about the I love you's
But I bet you if they only knew
They will just be jealous of us

All:
They don’t know about the up all nights
They don’t know I've waited all my life
Just to find a love that feels this right
Baby they don’t know about
They don’t know about us

Niall:
Just one touch and I was a believer
Every Kiss gets a little sweeter

Harry:
It’s getting better
Keeps getting better all the time girl

Zayn:
They don’t know about the things we do
They don’t know about the I love you's
But I bet you if they only knew
They will just be jealous of us

All:
They don’t know about the up all nights
They don’t know I've waited all my life
Just to find a love that feels this right
Baby they don’t know about
They don’t know about us

Louis:
They don’t know how special you are
They don’t know what you’ve done to my heart
They can say anything they want
Cause they don’t know about us

Niall:
They don’t know what we do best
That’s between me and you our little secret

Zayn*:
But I wanna tell 'em
I wanna tell the world that you’re mine girl

All:
They don’t know about the things we do
They don’t know about the I love you's (I love you)
But I bet you if they only knew *(if they only knew)
They will just be jealous of us *(just be jealous of us)
They don’t know about the up all nights
They don’t know I've waited all my life
Just to find a love that feels this right *(feels so right)
Baby they don’t know about
They don’t know about us

They don’t know about the things we do *(they don’t know about us)
They don’t know about the I love you's *(they don’t know about us)
But I bet you if they only knew *(they don’t know about us)
They will just be jealous of us
They don’t know about the up all nights *(up all night)
They don’t know I've waited all of my life *(all my life)
Just to find a love that feels this right *(right)
Baby they don’t know about
They don’t know about us

Zayn:
They don’t know about us