Source timeline from reddit:
Timeline of MHJxHYBE until now, feel free to add or correct info
2017: Minji is already a Source Music trainee
July, 2019: Source Music is acquired by HYBE
2019: MHJ is hired by Source Music/HYBE
2019-2020: Trainees selected through the Hybe×Source Music joint audition (Hanni, Danielle, Haerin, Garam). Yunah & Youngseo are also said to be Source Music trainees from this era.
2020: Source Music x MHJ were preparing to debut a new girl group. During this process, all audition, trainee and initial expenses were billed to Source Music.
Mid 2020: New Jeans lineup is decided (including actress Ryu Han Bin). Girls start practicing their debut song "Attention", while still being part of Source Music. Yunjin is not selected and travels to the US.
November 2020: Gfriend releases Walpurgis Night, with Mago as their title track
2020-2021: Ongoing internal circumstances (a.k.a fights) between MHJ and Source Music executives. Bang PD takes the side of his long time friend, So Sungjin, Source Music CEO (https://m.youtube.com/watch?v=wjrIXNbkwd0)
January 2021: Eunchae becomes a Source Music trainee (https://twitter.com/pastelpick/status/1591371197748776962)
April, 2021: HYBE registers ADOR trademark on KIPRIS
May, 2021: Gfriend disbands. ADOR starts taking form
June-september 2021: MHJ and Source Music relationship ends. Rumours of Chaewon and Sakura joining HYBE. Yunjin is called back from the US. Yunah is transfered to Belift.
November 2021: ADOR was formally established, as a source music split and Minji, Danielle, Haerin and Hanni were transferred to ADOR from Source Music, along with some executives and staff. Ryu Han Bin is not selected.
The establishment costs (operating funds) of ADOR were also split from Source Music.
(https://twitter.com/adoriesroom/status/1459393719933808644)
December 2021: Source Music faced deficits as the planned debut group fell through, accumulating deficits accordingly.
With the contracts of GFriend ending and the planned debut group disappearing, the project was restarted as Le Sserafim (the concept and branding were based on what Bang Si-hyuk had envisioned from the beginning). Some of Big Hit's staff/employees were transferred to Source Music due to the lack of existing employees.
December, 2021: Kazuha becames a trainee.
December, 2021 - February, 2022: ADOR looks for a replacement for Ryu Han Bin. Youngseo is transfered from Source to ADOR, things dont work out and she goes to Belift. Finally, Hyein is picked as NJs final member.
March, 2022: HYBE announces Sakura and Chaewon have officially signed a contract with them
May 2, 2022: Le Sserafim debut
July 20, 2022: Garam is kicked out of Le sserafim
July 22, 2022: New Jeans debut
June, 2023: R U Next airs.
September, 2023: ILLITs name & lineup is decided
January 5, 2024: Youngseo is kicked out of ILLIT, after several threats about leaking pics and personal info.
March 25, 2024: ILLIT debuts
April, 2024: MHJ is accused of leaking trainees personal info, starting hate campaigns to HYBE idols and trying to takeover ADOR.
https://www.reddit.com/r/kpopt…&utm_content=share_button