Hey All! So, this is my first chords-tab-stuff-thing i posted :P. I'm not an Enchancers actually. 
But this song is really sweet!So, i hope this would be helpful. 
Oh, and i'm writing down the chords according to chords that Greyson sing on the 
official music video. 
No Capo. ENJOY!

Intro: [C, F]

C
 It's taking us downtown
                                              F
You're watching me watching me watching me go
But i never listen
                        C
No i never let you know

Now we're heading uptown
                                                 F
Is there something or nothing you wanted to say?
'Cause i need to go now
                       G
Do you want me to stay?
    F
Stay~

Chours:

C             Em
 What you need, to know
Am           F
 Is to try, to let it go let it go
C             Em
 What you need, to find
Am             F                        G
 Is someone, who never will let you go, oh
        C
And Oh Oh
        F                                   G
Sunshine and City Lights will guide you home
        C
And Oh Oh
             F
Yeah you gotta know, that i'll never let you go.

[C,F]
C
 Now we're stuck in midtown
                                              F
Surrounded by people and nothing but sound
And we're going nowhere
                        C
And we are the lost and found

We're all over this town
                                                 F
Is there something or nothing you wanted to say?
Do you want me to go now?
                       G
'Cause baby i want to stay?
    F
Stay~

Chours:

C             Em
 What you need, to know
Am           F
 Is to try, to let it go let it go
C             Em
 What you need, to find
Am             F                        G
 Is someone, who never will let you go, oh
        C
And Oh Oh
        F                                   G
Sunshine and City Lights will guide you home
        C
And Oh Oh
             F
Yeah you gotta know, that i'll never let you go.
[Bridge]
Em       F               G    Am
 Sunshine and City Lights... Ohh Oh
Em       F               G   
 Sunshine and City Lights...

C             Em
 What you need, to know
Am           F
 Is to try, to let it go let it go
C             Em
 What you need, to find
Am             F                        G
 Is someone, who never will let you go, oh
C             Em
 What you need, to know
Am           F
 Is to try, to let it go let it go
C             Em
 What you need, to find
Am             F                        G
 Is someone, who never will let you go, oh
And Oh Oh
        F                                   G
Sunshine and City Lights will guide you home
        C
And Oh Oh
             F
Yeah you gotta know, that i'll never let you go.