Sunny Hill () is a South Korean musical act currently consisting of singer Bitna ().
Sunny Hill debuted in 2007 as a co-ed singing group with members Janghyun, Jubi, and Bitna (then known as Seungah). Members Kota and Misung joined the group in 2010 and 2011, respectively. In the early 2010s, the group released several hit songs, including "Pit-A-Pat," "Midnight Circus", "The Grasshopper Song," and "Is The White Horse Coming?".
After Janghyun left the group in 2014, Sunny Hill began promoting as a four-member girl group. Following the departures of Jubi and Misung, two new members, Eunju and Geonhee, joined the group in 2019. As of 2025, Bitna is the only remaining member of Sunny Hill, releasing solo music under the group's name.
History
2007–2009: Debut with Love Letter and 2008 My Summer Sunny Hill debuted in September 2007 as a co-ed group consisting of members Janghyun, Jubi, and Seung Ah. Their first release was the single album Love Letter, which later won the Excellent Newcomer Album award. Following this success, the group released their second single album, 2008 My Summer. The group then had a musical hiatus, and only released various songs for film and drama soundtracks.
2010–2011: Label and line-up changes and Midnight Circus Following their musical hiatus, Sunny Hill unexpectedly changed labels to Nega Network, home of girl group Brown Eyed Girls. Nega Network later introduced a new member Kota for the group.
Sunny Hill was quickly thrown into their first project under Nega Network by featuring on Narsha's digital single "Mamma Mia". Janghyun did not vocally participate in the track, but was featured in the music video. The group quickly became known as "Narsha's Group", due to lack of popularity amongst fans of K-pop. Following promotions of "Mamma Mia", Nega Network introduced a new member for the group, Misung. The quintet released single "Pit-A-Pat" for the Korean drama The Greatest Love. The song attracted much attention and charted high.
Sunny Hill made another unexpected label change to LOEN Entertainment. On June 3, 2011, Sunny Hill's first extended play, Midnight Circus with the lead single being the title track. On August 4, 2011, Sunny Hill released their follow-up ballad, "Pray". The song continued the group's growing popularity and charted on the Top 10 of the Gaon Chart, despite there being no live promotions.
2012–2013: Antique Romance and Young Folk On January 13, 2012, Sunny Hill made their comeback with their first maxi-single "The Grasshoppers". On January 20, it was announced that Janghyun would be entering his mandatory military service on January 31.써니힐 장현, 오는 31일 현역 입대. 써니힐은 4인조로 활동 지속 Naver News (January 20, 2012). Retrieved on August 8, 2012. The single peaked at the Top 3 of the Gaon Chart.아이유, 써니힐 무대에 정장+넥타이 남장 차림 깜짝등장 Nate News (January 29, 2012). Retrieved on August 8, 2012.
On April 14, it was announced that Sunny Hill would be making comeback as four-member girl group with digital single, "Is the White Horse Coming?".써니힐, '백마는 오고 있는가' 실시간 차트 1위 '반응폭발' Sports World (April 20, 2012). Retrieved on August 8, 2012. Sunny Hill released their digital single Is The White Horse Coming? on April 19. The next day, it was reported that the song had topped in the several music site such as Soribada, Melon, Mnet, and Bugs.
On December 6, Sunny Hill's second extended play, Antique Romance with the lead single "Goodbye to Romance". The track was said to be about the members' first love story. The album was successful and both songs of the album reached the Top 10 songs in Gaon Chart.
On April 5, Sunny Hill released collaboration single Love Actually with South Korean modern rock group called Daybreak, as a part of project album Re:code - Episode III. Misung also participated as co-produced and co-wrote for the song. On April 6, the music video was released featured cameo appearances from comedian Kim Sungwon, Defconn, and ZE:A member Kwanghee. The collaboration single was peaked at No. 7.
On June 10, it was announced that Sunny Hill would be making comeback with their third extended play, Young Folk. The lead single would be folk music with featured folk musician Hareem. The same day, the group held a showcase announcing their comeback. Sunny Hill official released their third extended play, Young Folk on June 19 and charted high on real-time charts.
On August 13, Kota was featured in a duet with SS501's Kim Hyung-jun entitled "Always Love You", a special digital single,"[MV] Kim Hyung Jun(김형준) _ Always love you(우리 둘이)(Duet. KOTA(코타) of SunnyHill)". YouTube.com. Retrieved 2013-08-13. with a release of a video teaser on August 8."[Teaser] Kim Hyung Jun(김형준) _ Always love you(우리 둘이)(Duet. KOTA(코타) of SunnyHill)". YouTube.com. Retrieved 2013-08-13. The song is an acoustic medium R&B produced by Kim Hyung Jun himself, while the music video has an innocent love story theme, filmed on Hanseo University's airfield."[Video] Kim Hyung Jun Promises to ‘Always Love You’ in New MV with Sunny Hill's Kota" . Enewsworld. Retrieved 2013-08-13.
On October 30, 2013, Leader Janghyun was discharged from his military service.
2014–2017: Janghyun's departure, reformation as girl group, Sunny Blues, Way, and contract expiration On January 17, LOEN announced that Sunny Hill would be returned as co-ed group with their third digital single Don't Say Anything. It was announced that Janghyun's the last participated with the group before departure to pursue his career as a producer. Sunny Hill official released their third digital single Don't Say Anything for the last time as co-ed group on January 24."Sunny Hill drop their last MV as a co-ed group for Don't Say Anything". allkpop. Retrieved 2014-01-23.
Sunny Hill released their first studio album, Sunny Blues, separated into Part A and Part B, seven years after their debut. They released Sunny Blues Part A, consisting of eight tracks with the lead single "Monday Blues" on August 21, 2014.Sunny Blues Part B released on January 29, 2015, consists of nine tracks with the lead single "Child in Time".
Sunny Hill released their fourth single album Way with the lead single "On the Way Home" on August 29, 2016. The song is an upbeat mix of old pop and electronic that depicts the story about one's desires to return home, and get away from the tough side of reality.
On August 18, 2017, LOEN Entertainment released a statement announcing that Sunny Hill had left the label and would continue as a group elsewhere.
2019–present: Second line-up changes and comeback with Nom Nom Nom
On April 25, 2019, Sunny Hill joined BOD Entertainment. The group remained with Bitna (formerly SeungAh), Kota and two new members Eunju (formerly a soloist under the name "Ray.B") and Geonhee (former member of Purfles) after Jubi and Misung had chosen to leave the group.
On October 14, 2019, the group announced they would be having a comeback on October 22, although this was later delayed to October 25.
Kota auditioned to be part of the new project group WSG Wannabe and made it in, pausing her activities within Sunny Hill to participate.
On September 16, 2023, Bitna, Eunju & Geonhee, began performing as a trio, and Kota confirmed via her Instagram that she had left the group, but supported them and wished them well in their future endeavours.
Band members
Current members Bitna (2007–present)
Former members Janghyun (2007–2014; inactive 2012–2013) Jubi (2007–2018) Kota (2010–2023) Misung (2011–2018) Eunju (2018–2025; inactive 2021–2023) Geonhee (2018–2025; inactive 2021–2023)
Timeline
Discography Studio albums TitleAlbum detailsPeak positionsSalesKORSunny BluesPart A Released: August 21, 2014 Label: LOEN Entertainment Formats: CD, digital download 14 KOR: 1,517Part B Released: January 29, 2015 Label: LOEN Entertainment Formats: CD, digital download 7 KOR: 1,029
Extended plays TitleDetailsPeak positionsSalesKORMidnight CircusReleased: June 3, 2011 Label: LOEN Entertainment Formats: CD, digital download 20 KOR: 1,115Antique RomanceReleased: December 13, 2012 Label: LOEN Entertainment Formats: CD, digital download 10 KOR: 1,548Young FolkReleased: June 19, 2013 Label: LOEN Entertainment Formats: CD, digital download 12 KOR: 2,040 WayReleased: August 31, 2016 Label: LOEN Entertainment Formats: CD, digital download — Nom Nom Nom(놈놈놈)Released: October 25, 2019 Label: B.O.D Entertainment, Music&NEW Formats: CD, digital download —
Single albums TitleAlbum detailsPeak positionsSalesKORLove LetterReleased: September 20, 2007 Label: For Everyone Media, Soribada Media Formats: CD, digital download — 2008 My Summer (2008 내가 여름이다)Released: July 3, 2008 Label: Nega Network, Vitamin Entertainment Formats: CD, digital download — The GrasshoppersReleased: January 13, 2012 Label: LOEN Entertainment Formats: CD, digital download 2 KOR: 12,134Adiós Amor (아디오스 아모르)Released: March 12, 2020 Label: B.O.D Entertainment, Music&NEW Formats: CD, digital download —
Singles TitleYearPeak chart positionsSalesAlbumKORKORHot"Ring Back Tone" (통화 연결음)2007 — — rowspan="4" Love Letter"Because It's You (Winter Ver.)" (너니까) — — "Love Is All I Know" (사랑밖엔 난 몰라) 2008 — — 2008 My Summer"You Don't Know" (너는 모르지) 2009 — — "Pit-A-Pat" (두근두근)2011 7 —KOR: 1,521,710"Pit-A-Pat" sales The Greatest Love Pt. 3"Midnight Circus" 11 —KOR: 1,441,832"Midnight Circus" sales Midnight Circus"Pray" (기도) 9 21KOR: 621,902"Pray" sales "The Grasshopper Song" (베짱이 찬가)2012 4 9KOR: 1,997,619"The Grasshopper Song" sales The Grasshoppers"Is The White Horse Coming?" also known as "Princess and Prince Charming" (백마는 오고 있는가) 10 14KOR: 589,285"Is The White Horse Coming?" sales "Goodbye To Romance" 5 7KOR: 881,995"Goodbye To Romance" sales Antique Romance"Darling of All Hearts" (만인의 연인) (feat. Hareem) 2013 9 5KOR: 454,572"Darling of All Hearts" sales Young Folk"Don't Say Anything" (아무말도 하지마요)2014 24 21KOR: 159,868"Don't Say Anything" sales "Once in Summer" (그 해 여름) 27 —KOR: 122,547"Once in Summer" salesSunny Blues"Monday Blues" 83 —KOR: 49,126"Monday Blues" sales"Here I Am" (지우다) 68 —KOR: 51,097"Here I Am" sales "Child in Time" (교복을 벗고) 2015 33 —KOR: 80,436"Child In Time" sales Sunny Blues"On The Way Home" (집으로 가는 길) 2016 — —KOR: 19,217 Way"Crossroads" (두 갈래 길) 2017 — — rowspan="11" "Nom Nom Nom" (놈놈놈) 2019 — — Nom Nom Nom"Adiós Amor" (아디오스 아모르) 2020 — — Adiós Amor"After Meeting You" (너를 만나고) 2021 — — rowspan="8" "Hold Me Again" (안녕이란 말 대신) 2022 — —"You Walk, I'll Run" (넌 걸어와 난 달려갈게)2024 — —"Hard to Explain" (설명이 어려워) — —"Cotton Candy" (솜사탕) — —"On the Way to Meet You" (널 만나러 가는 길) 2025 — —"Let's Go" (함께 떠나볼까) — —"Thinking of You Tonight" — — "—" denotes releases that did not chart.
Collaborations Year Song Other performer(s) Album 2010 "Mamma Mia" Narsha Narsha (EP) 2012 "Brave Girls" Zia LOEN TREE Summer Story 2013 "들었다 놨다 (Love Actually)" DAYBREAK re;code Episode III
Soundtrack appearances Year Song Album2008 "잘나가던 여자" Last Scandal OST "아파한다" Little Mom Scandal OST2011 "두근두근 (Pit-A-Pat)" The Greatest Love OST Pat3 2012 "사랑한다 (I Love You)" Salamander Guru and The Shadows OST Part 2 "Do It" I Love Lee Taly OST Part 1 2013 "Counting Stars at Night" You Are the Best! OST Part 3 2014 "Cunning Thoughts" Cunning Single Lady OST Part 3 "낭랑 18세 (Sweet 18)" Immortal Songs: Singing the Legend (Park Si-chun)2015 "Say I Love You" Flower of Queen OST Part 1 "I Like You" All About My Mom OST Part 1 2017 "Hello Tomorrow / Goma Move" Shōnen Ashibe GO! GO! Goma-chan OST
Music videos