This is the chord progression of 1999 by Charli XCX ft. Troye Sivan on Piano, Ukulele, Guitar and Keyboard.

(G)I just wanna go back, back to (Bm)1999
Take a ride to my old neighb(G)orhood
(G)I just wanna go back, sing, “Hit me baby, (Bm)one more time”
(Bm)Wanna go back, wanna go

(G)Yeah, I just wanna go back
(G)Nike Airs, all that
(Bm)CD, old Mercedes
(Bm)Drive ’round listening to Shady like, oh
(G)Never under pressure, oh
(G)Those days it was so much better, oh
(Bm)Feelin’ cool in my youth, relaxin’
(Bm)No money, no problem
(Bm)It was easy back then

(G)Ooh, wish that we could go back in(Bm) time, uh
(Bm)Got memories
(G)Ooh, maybe we could do it (Bm)tonight
(Bm)Tonight’s the night
(G)I just wanna go back, back to (Bm)1999
Take a ride to my old neighbor(G)rhood
(G)I just wanna go back, sing, “Hit me baby, (Bm) one more time”
(Bm)Wanna go back, wanna go

(G)Yeah, I remember back home
(G)Best friends, all night, no phone
(Bm)No cares, I was dumb and so young
(Bm)My room singing Michael Jackson (hee, hee)
(G)Never under pressure, oh
(G)Those days it was so much better, oh
(Bm)Feelin’ cool in my youth
(Bm)I’m askin’, “Does anyone remember how we did it back then?”

(G)Ooh, wish that we could go back in(Bm) time, uh
(Bm)Got memories
(G)Ooh, maybe we could do it (Bm)tonight
(Bm)Tonight’s the night
(G)I just wanna go back, back to (Bm)1999
Take a ride to my old neighbor(G)rhood
(G)I just wanna go back, sing, “Hit me baby, (Bm) one more time”
(Bm)Wanna go back, wanna go
(G)Back to where we came from, playin’ air guitar on the roof
In the (Bm)kitchen, up on the table
(Bm)Like we had a beautiful view
I wanna(G) go
(G)I just wanna go back, back to (Bm)1999
(Bm)Ah, (G)yeah

(G)Back to 1999
(G)I know those days are over but a boy can fantasize
‘Bout (Bm)JTT on MTV and when I close my (A)eyes(G)
(G)And I’m right there, right there
(Bm)And he’s right there, right there
(Bm)And we’re right there, right there
(Bm)Ah, ah, ah
(Bm)I wanna go back

(G)I just wanna go back, back to (Bm)1999
Take a ride to my old neighbor(G)rhood
(G)I just wanna go back, sing, “Hit me baby, (Bm) one more time”
(Bm)Wanna go back, wanna go

(G)Back to where we came from, playin’ air guitar on the roof
In the (Bm)kitchen, up on the table
(Bm)Like we had a beautiful view
I wanna(G) go
(G)I just wanna go back, back to (Bm)1999
(Bm)Ah, (G)yeah
Go back, yeah(G), yeah
I just wanna go back, yeah back to (Bm)1999
Yeah
Take me back to (G)’99