seojin bak has proved its explosive popularity by rising to third place in the non-drama cast topic. 'seojin bak' is a TV drama 'Mr. Trott2 ', which ranked third among all non-drama performers. The non-drama cast topic ranking is the result of analyzing the program-related information that occurred during the week in news articles, blogs, communities, videos, and social networking sites, and the responses of netizens to entertainment, current events, and information TV programs that are on air or scheduled. seojin bak is ranked third in the topic, and in the non-drama search issue keyword rankings released on the same day. Trott2 'topped the list of non-drama performers' keywords. As an artist with a warm visual, clear tone and cool singing ability, seojin bak, who has emerged as a 'Trot's Grand Prix' by attracting powerful fandom with steady activities, recently 'Mr. Trott2' was eliminated in the second leg of the finals. After the broadcast, seojin bak decided to have a first meeting with fans as a Concert where they can breathe and communicate together at a closer distance. On March 5th, he decided to hold a solo Concert 'seojin bak show' in about 7 months, showing off his deep fan love.