Be:Max

  • I. Introduction:

    Must.Be (Korean: 머스트비; Japanese: マストB) (formerly known as MustB) is a five-member boy group. They held their debut showcase on January 21, 2019, and released their first digital single "I Want U" on January 30, 2019.

    On November 7, 2023, MustM Entertainment took to social media to announce that MustB has ended their contracts and left the company, however, the group has not disbanded.

    On July 5, 2024 Must Be took to social media to announce that they have changed their name to Be:Max and beginning July 10, teasers will roll out for their new song release.

    II. Members:

    Stage Name: Taegeon (태건)
    Birth Name: Im Tae Geon (임태건)
    Position: Leader, Main Rapper
    Birthday: April 9, 1993
    Zodiac Sign: Aries
    Height: 177 cm (5’10″)
    Color Code: Blue
    Instagram: @mustb_taegeon

    He is a former member of Challenger and M.Crown
    He can speak Japanese

    Stage Name: Wooyeon (우연)
    Birth Name: Kang Seok Kyu (강석규)
    Position: Sub-Vocalist
    Birthday: March 7, 1994
    Zodiac Sign: Pisces
    Height: 185 cm (6’1″)
    Color Code: Indigo

    tallest member of the group
    can take the highest notes among the members

    Stage Name: Doha (도하)
    Birth Name: Kim Do Hyun (김도현)
    Position: Lead Vocalist
    Birthday: April 3, 1995
    Zodiac Sign: Aries
    Height: 178 cm (5’10″)
    Nationality: Korean
    Color Code: Green
    Instagram: @mustb_doha

    former member of hi5 and Underdog as Baekjin

    Stage Name: Soohyun (수현)
    Birth Name: Kim Soo Hyun (김수현)
    Position: Main Vocalist
    Birthday: January 20, 1996
    Zodiac Sign: Aquarius
    Height: 175 cm (5’9″)
    Color Code: Orange
    Instagram: @mustb_soohyun

    He can’t speak English fluently but
    he can carry on a casual conversation on English

    He used to be an athlete
    (he had played ice hockey for 6 years and
    had learned short track speed skating before that)

    Stage Name: Sihoo (시후)
    Birth Name: Seong Wook (성욱)
    Position: Main Vocalist, Main Dancer, Maknae
    Birthday: October 29, 1998
    Zodiac Sign: Scorpio
    Color Code: Purple
    Instagram: @mustb_sihoo

    He trained to debut in A to Z as Heemin
    He was a backup dancer for BTS‘ Idol
    former 1Million Studio dancer

    III. Discography

    AS MUST B

    Mini albums

    • Let Me Rise Again (2020)

    Single albums

    Digital singles

    • "I Want U" (2019)
    • "Spring Again" (2022)

    Special singles

    • "Muffin Christmas" (2022)

    Participation releases

    • 2019 Korea Music Video Contest ("Diamond") (2019)

    Other releases

    • "All Day" (2022)

    IV. Concerts

    IVI. Online concerts

    • 2021 MustB Camping Con (2021)
    • MustB CAUTION : Sweet 2021 Untact Concert (2021)

    IVII. World tours

    • MustB 2022 World Tour (2022)

    V. Awards and nominations

    2021 MustB PocketDol Star Won

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