BTS also tweeted about the new single, with a link to listen to the track.

[#BTSWORLD_OST]
매니저님! BTS월드 OST Part.2가 나왔어요!
A Brand New Day (BTS WORLD OST Part.2) by 방탄소년단 & Zara Larsson
지금 확인하러 가볼까요?!
https://t.co/xzXrLxKqye#방탄소년단 #BTS #Zara_Larsson#A_Brand_New_Day #BTSWORLD #BTS월드 pic.twitter.com/ZL7OQtQhs3

— BTS WORLD Official (@BTSW_official) June 14, 2019

저희는 방금 리허설 끝냈습니다 !!
BTS월드 OST가 벌써 2개 나왔네요 !!
저랑 윤기형 노래도 짱 좋습니다
얼른 나와라ㅏㅏㅏ 😇#DreamGlow #BrandNewDay#RMxSUGA pic.twitter.com/je900THf7g

— 방탄소년단 (@BTS_twt) June 14, 2019

The song opens with a classic, catchy BTS beat, followed by a soothing whistle.

Fans are really digging it.

Brb just listening to 'A Brand New Day' for the millionth time 💕 #NewMusicFriday #ABrandNewDayOutNow @BTS_twt @zaralarsson

— BRIT Awards (@BRITs) June 14, 2019

\"A BRAND NEW DAY IS A MASTERPIECE!\" one fan wrote.

A BRAND NEW DAY IS A MASTERPIECE!

breathe if you agree#ABrandNewDayOutNow pic.twitter.com/MToLFvG42w

— Ley | dm limit🙄 (@ohmanholyshitt_) June 14, 2019

Fans also want the song to hit No. 1 on the charts.

\"A Brand New Day is at #5! Let’s get it to #1 within the next hour!\" one tweeted.

One more read, \"BEST TRANSITION EVER!!! VOPE didn't come to play!!!\"

BEST TRANSITION EVER!!! VOPE didn't come to play!!!#A_Brand_New_Day#ABrandNewDayOutNowpic.twitter.com/RXLudsS3ZC

— ☀️My Sun HOBI☀️ (@HopesBeanSprout) June 14, 2019

Enjoy everyone!

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