2020–2021: Formation and debut, Kingdom: Legendary War.
The quartet first activity as an unofficial unit at
Naver NowBTOB NOW: Our Concert, a show hosted by
Eunkwang,
Minhyuk,
Changsub and
Peniel, and was aired for 3 weeks starting October 27.[3] Throughout the broadcast, the quartet performed numerous songs on 'BtoB Masterpiece One Bar Live' and communicated freely with fans through 'Real-time Q&A'.[4] Their last episode was on November 18.[5]
BtoB 4U is a sub-unit of
BtoB, formed four years after
BtoB Blue, and composed of four members from BtoB's brother line, Eunkwang, Minhyuk, Changsub and Peniel.[6] The group was formed due to other BtoB members' military white flag.[7] The name BtoB 4U is the name given by Minhyuk's brother. On
Kang Han-na's Volume Up, Minhyuk stated "It's not my idea. My brother asked me, 'How's the name For You?'."[8] The name contains double meaning of 'For you' and '4 members united'.[9] It also refers to how there are four members in the unit.[10] Other unit names that were selected after a public survey are BtoB Sky, BtoB Purple, BtoB Black, TeleToB, and SaToB (4 ToB).[11][9]
On October 30, Cube officially announced their debut date with the album name Inside.[12] On November 16, the group debuted with a
moombahton dance genre song "
Show Your Love" that contains a hopeful message to live and love each other even in difficult times. The song was composed by
Hyunsik before he enlist in the military.[13] BtoB 4U received their first-ever
music show win on
SBS MTV's The Show on November 24, 8 days after their debut.[14] On December 2, the group released the official Japanese version of the song.[15]
On January 28, 2021, it was officially announced that BtoB 4U would participate in
Mnet competition series Kingdom: Legendary War as BtoB, due to the other members serving in the military.[16]
Philanthropy
On November 23, 2020, BtoB 4U made a donation of 50,000 masks to Seongdong-gu office for essential workers, childcare workers who are playing their role in the field despite the prolonged spreading of
COVID-19. The group expressed their gratitude, saying, "Due to [Covid-19], both children and teachers must continue to wear masks, so they will use two masks a day."[17][18]
^"Alone" did not enter Gaon Digital Chart, but debuted and peaked at number 53 on Gaon Download Chart.[26]
^"Bull's Eye" did not enter Gaon Digital Chart, but debuted and peaked at number 61 on Gaon Download Chart.[26]
^"Tension" did not enter Gaon Digital Chart, but debuted and peaked at number 63 on Gaon Download Chart.[26]
References
^Ko Seung-hee (November 1, 2020).
비투비 포유, 서은광·이민혁·이창섭·프니엘 뭉쳤다…16일 데뷔 확정 [BTOB 4U Seo Eun-kwang, Lee Min-hyuk, Lee Chang-seop, and Peniel unite Debut confirmed on the 16th]. HeraldPop.
Archived from the original on 2020-11-16. Retrieved 2020-11-04.
^Jeong Hee-yeon (October 27, 2020).
돌아온 전역돌 비투비…네이버 NOW. 단독쇼 온에어 [공식] [BTOB is back to the world Naver NOW. Solo Show On Air [Official]].
Sports Donga.
Archived from the original on December 27, 2020. Retrieved November 19, 2020.
^Lee Mi-jung (November 2, 2020).
비투비 형 라인 4인방 똘똘 뭉쳤다 [BTOB's Hyung Line 4 people united together]. Digital Times.
Archived from the original on December 27, 2020. Retrieved November 19, 2020.
^Hanayoung (November 16, 2020).
[오늘노래] 유닛 출격 나서는 BTOB, 완전체로 돌아오는 AKMU [[Today's Song] BTOB coming out as a subunit, AKMU returning as a whole]. Sports Chosun.
Archived from the original on December 27, 2020. Retrieved November 19, 2020.
^Jeong Han-byul (November 11, 2020).
'볼륨을 높여요' 이민혁 "비투비 포유, 친형이 지어준 유닛명" ['Raise the volume' Lee Min-hyuk "BTOB 4U, the unit name created by my brother"]. Hankook Ilbo.
Archived from the original on December 27, 2020. Retrieved November 19, 2020.
^
abJeon Hyo-jin (October 28, 2020).
‘비투비 유닛’ 비투비 포유, 데뷔 초읽기…공식 로고 공개 ['BtoB Unit' BtoB 4U, countdown to debut... Official logo released]. Sports Donga.
Archived from the original on 2020-11-16. Retrieved 2020-11-04.
^Jeon Hyo-jin (October 30, 2020).
비투비 포유, 11월 16일 데뷔…아트워크 티저 공개 [BtoB 4U, debuted on November 16th... Artwork teaser released]. Sports Donga.
Archived from the original on 2020-11-16. Retrieved 2020-11-04.
^Ko Seungah (November 16, 2020).
[N현장] "7인 완전체 기다리며"…비투비 포유, 군백기 채운 유닛 데뷔(종합) [[N-site] "Waiting for all 7 people"... B2B U, debuts a unit filled with military flags (comprehensive)]. News1.
Archived from the original on December 27, 2020. Retrieved November 19, 2020.
^Kim Ji-hye (November 24, 2020).
[팝업★]비투비 포유, 첫방 동시 1위 "멜로디 덕분, 군복무 멤버들 마음만은 함께" [[Pop-up★] B2B 4u, first room at the same time "Thanks to the melody, the members of the military service are together"]. HeraldPop.
^비투비포유, 오늘(3일) '스타로드' 첫방..현장 웃음바다 만든 '입담'[V라이브] [[VLive] BTOB 4U, the first room of'Star Road' today (3rd)...'a talk' made with a sea of laughter on the spot]. OSEN. December 3, 2020.
Archived from the original on December 27, 2020. Retrieved December 3, 2020.