Question: What South Korean singer-songwriter, actor, writer, and fashion designer, was in the rock band F.T. Island that released their 5th album The Mood?
Related documents: [0]  [DOC] Lee Hong-gi (; ] ; Japanese:イ•ホンギ) is a South Korean singer-songwriter, actor, writer, and fashion designer. He is best known for his singing abilities and being the main singer of the South Korean rock band F.T. Island. Lee released his first solo extended play "FM302" in South Korea on 18 November 2015 and his Japanese album "AM302" on 9 December 2015. [END] 
[1]  [DOC] The Mood is the 5th mini album by South Korean rock band F.T. Island. It was released in South Korea on November 18, 2013 by FNC Music and distributed by Mnet Media. It features the song “Madly,” a rock ballad. Members Choi Jong-hoon, Lee Jae-jin, and Lee Hong-gi each composed a song for the album. The record placed first on Hanteo's weekly album chart, as well as on Gaon Chart. Preorders of the album lead the HMV online chart in Japan. [END] 
Answer: 
Lee Hong-gi
Lee Hong-gi