Oh Kwang Seok, known professionally as Feeldog, is a South Korean rapper, dancer and former member of BIGSTAR and UNB. He graduated from Busan Design High School focusing on Ceramic Art Design and later obtained a bachelor's degree in Broadcasting Dance from the Seoul Comprehensive Arts Practical School. He is a childhood friend of former INFINITE member Lee Ho Won (previously known as Hoya) and both were part of a hip-hop dancing crew called "Two O'Clock". He debuted in 2012 as the leader, vocalist, rapper and dancer of BIGSTAR. In 2017, he entered the singing survival show "The Unit" and finished in 4th place so was selected to join the project group UNB which debuted in April 2018 and ended activities about a year later. He collaborated with Highlight‘s Yong Jun Hyung and EXID‘s LE for a song called “You Got Some Nerve” and also participated in Mnet's "Hit The Stage" where he met former SISTAR member Yoon Bora. Both dated for almost 2 years before breaking up. He made his acting debut with a minor role in "Pure Love" in 2013 and has appeared in a few more dramas and several variety shows since then. He released his 1st solo album, "Dye the World to Positive" in 2019 and is currently a member of dance crew Bank Two Brothers. (Source: Korean = Namu Wiki || Translation = MyDramaList) Watch drama online for free.