Hello Gayoung Facts
- Ex-band: Joa Band (2009-2013)
- Education:
- Dong-ah Institute of Media and Arts – Practical Music
Hello Gayoung Collaborations
- The BLANK Shop – 내가 할 수 없는 일 (Feat. Hello Ga Young) (2020).
- “Hi” temperature – 이별이 유일했던 날 (REMASTERED) (Feat. Hello Ga Young) (2017).
- “Hi” temperature – 이별이 유일했던 날 (Feat. Hello Ga Young) (2016).
- Coffee Boy – 롱디 (Feat. Hello Ga Young) (2016).
- Sentimental Scenery – 아껴줘 (Feat. Hello Ga Young) (2015).
- AEV – 오빠는 바봉歌 (Feat. Hello Ga Young & ampER) (2014).
- La Boheme – 달빛아래 (Feat. Bae Sun Yong, Baek Ga Young) (2013).
- Dinoegg & Blasting – 변했어 (Feat. Baek Ga Young by Joa Ban) (2011)
Hello Gayoung Music
- Sugarbowl – 우리가 우리였을 때 (Prod. by Hello Ga Young) (2017).
Hello Gayoung TV Drama’s
- How Is It theme for The In-Laws (2021)
- 123 Love subject for Beautiful Love, Wonderful Life (2019)
- Where Are You? subject for Longing Heart (2018)
- Heartbreak Days subject for Buamdong Revenge Social Club (2017)
- Bright subject for Woman with a Suitcase (2016)
Movie Themes
- 그 기억 속에… 나를 불러본다 theme for Missing You (2016)