Question: What South Korean musician starred in Orange Marmalade?

full_context: Document 1: Annoying Orange: Kitchen Carnage: Annoying Orange: Kitchen Carnage is a video game based on the popular comedy web series "The Annoying Orange". It was released for the iPod Touch and iPhone on April 7, 2011 and in HD for the iPad on May 6, 2011 on iTunes. On October 14, 2011, along with the release of the episode "Microwave Effect", the game was released for Android devices on the Amazon Appstore. In December 2011, an updated Christmas version of the game was released, including 2 new characters Fred FiggleCorn and Fruitcake. "Annoying Orange: Kitchen Carnage Lite", the free version of the game, was released on March 2, 2012.
Document 2: Choi Jong-hoon: Choi Jong-hoon (Korean: 최종훈; hanja: 崔鐘訓) ] ; Japanese: チェ•ジョンフン; born March 7, 1990) is a South Korean guitarist, musician and actor. He is the leader of the South Korean rock band F.T. Island, where he serves as the lead guitarist, keyboardist, lyricist and composer.
Document 3: Cheese in the Trap (TV series): Cheese in the Trap () is a South Korean television series starring Park Hae-jin, Kim Go-eun, Seo Kang-joon and Lee Sung-kyung. It aired on the cable network tvN on Mondays and Tuesdays for 16 episodes between 4 January–1 March 2016. The series is based on the webtoon of the same name, serialized on Naver from 2010–2016, although it featured an original ending since the webtoon had not been completed at the time of filming.
Document 4: Maids (2015 TV series): Maids () is a 2015 South Korean television series starring Jeong Yu-mi, Oh Ji-ho, Kim Dong-wook, Lee Si-a, Jeon So-min and Lee Yi-kyung. It aired on jTBC from January 23 to March 28, 2015 on Fridays and Saturdays at 21:45 for 20 episodes.
Document 5: Scholar Who Walks the Night: Scholar Who Walks the Night () is a 2015 South Korean television series based on the manhwa of the same name written by Jo Joo-hee and illustrated by Han Seung-hee. Starring Lee Joon-gi, Shim Chang-min, Lee Soo-hyuk, Lee Yu-bi and Kim So-eun, it aired on MBC from July 8 to September 10, 2015 on Wednesdays and Thursdays at 21:55 for 20 episodes.
Document 6: Lee Jong-hyun: Lee Jong-hyun (Hangul: 이종현; ] ; born on May 15, 1990) is a South Korean musician, singer-songwriter and actor. He is the lead guitarist and vocalist of South Korean rock band CNBLUE.
Document 7: Lee Jung-shin: Lee Jung-shin (이정신, born on September 15, 1991) is a South Korean musician, singer, rapper, and actor. He is the bassist of South Korean rock band CNBLUE, which debuted in January 2010 in South Korea.
Document 8: Kim Jong-hyun (singer): Kim Jong-hyun (born April 8, 1990), better known by the mononym Jonghyun, is a South Korean singer-songwriter, and radio host. He is a vocalist of the South Korean boy group Shinee, and has further participated in S.M. Entertainment's project group S.M. The Ballad. Jonghyun debuted as a solo artist on January 12, 2015, with his first EP, titled "Base". In the same year, on September 17, Jonghyun released a compilation album, "Story Op.1". On May 24, 2016, Jonghyun released his first studio album, "She Is", followed by his second compilation album, "Story Op.2" on April 24, 2017.
Document 9: Orange Marmalade (TV series): Orange Marmalade () is a 2015 South Korean television series based on the webtoon of the same name which was serialized on Naver from 2011 to 2013. Starring Yeo Jin-goo, Kim Seolhyun, Lee Jong-hyun and Gil Eun-hye, it aired on KBS2 from May 15 to July 24, 2015 on Fridays at 22:35 for 12 episodes.
Document 10: Kang Min-hyuk: Kang Min-hyuk (; born on June 28, 1991) is a South Korean musician, singer-songwriter, and actor. He is the drummer of South Korean rock band CNBLUE.
Document 11: Orange Marmalade: Orange Marmalade () is a South Korean manhwa series written and illustrated by Seok-woo. It was adapted into a TV series of the same name in 2015.
Document 12: Gil Eun-hye: Gil Eun-hye (born (1988--) 05, 1988 ) is a South Korean actress. She appeared in the 2015 television drama series" Orange Marmalade".
Document 13: Jung Yong-hwa: Jung Yong-hwa (; ] ; born June 22, 1989) is a South Korean musician, singer-songwriter, record producer and actor. He is the leader, lead vocalist and rhythm guitarist of the rock band CNBLUE. Jung made his television debut in "You're Beautiful" (2009), and has since starred in television dramas "Heartstrings" (2011), "Marry Him If You Dare" (2013) and "The Three Musketeers" (2014). In 2015, Jung made his solo debut with the album "One Fine Day".
Document 14: Kim Seol-hyun: Kim Seol-hyun (Hangul: 김설현 ; born January 3, 1995), better known by the mononym Seolhyun, is a South Korean singer and actress. She is a member of the South Korean girl group AOA and has starred in television dramas "Ugly Alert" (2013) and "Orange Marmalade" (2015).
Document 15: Song Seung-hyun: Song Seung-hyun (Hangul: 송승현 ; Hanja: 宋承炫 ; Japanese:ソン•スンヒョン born 21 August 1992) is a South Korean musician and actor. He is a member of rock band F.T. Island, where he serves as the guitarist, vocalist, lyricist, and composer. He is the newest member after replacing Oh Won Bin. He is the second youngest member of the group after Choi Min-hwan.
ground_truth: Lee Jong-hyun