JTBC's "Sing Again - Unknown Singer Battle Season 4" will premiere on October 14. This program is an audition show that offers singers who want to perform on stage "one more" chance. The teaser video released on the 7th has garnered much anticipation and shows the process of rediscovering unknown singers and forgotten artists.

"Sing Again 4" features 81 contestants who made it to the main stage after overcoming the most intense competition in the show's history. This program has produced stars every season: Lee Seung-yoon, Jung Hong-il, and Lee Mu-jin in Season 1; Kim Ki-tae, Kim So-yeon, and Yoon Sung-yi in Season 2; and Hong Isaak, So Subin, and Izel in Season 3. Attention is focused on which unknown singers will grow into famous artists in Season 4.

The program's MC is Lee Seung-gi, and the judges include Lim Jae-beom, Yoon Jong-shin, Baek Ji-young, Kim Eana, Kyuhyun, Taeyeon, Lee Haeri, and Code Kunst. They evaluate the contestants' performances, each showing different reactions. In the teaser video, Lim Jae-beom said, "Diversity exists on this earth. Diversity also coexists on this stage," emphasizing the contestants' unique performances.

The teaser video includes scenes of Taeyeon gasping in amazement and Lim Jae-beom saying, "I can't breathe, I can't live." Along with this, Baek Ji-young was captured crying on a dramatic stage. Lee Haeri showed joy, saying she found the "ear boyfriend" of Season 4. Yoon Jong-shin and Kim Eana expressed admiration for the contestants' skills, saying, "Isn't this cheating?" and "You should have come out sooner."

In particular, the performance of the Sugarman team is highly anticipated this season as well. The birth of new combinations is further raising expectations for "Sing Again 4." Various teams such as "Hidden Masters," "True Unknowns," "Sugarman," "OST," "Audition Champions," and "Standing Alone" are expected to make the competition even fiercer.

"Sing Again - Unknown Singer Battle Season 4" provides new opportunities for unknown singers and serves as a platform to showcase their hidden talents to the public. The program delivers emotion and entertainment to many viewers every season, emphasizing the diversity of music through the stories of unknown singers. Interest is focused on the upcoming premiere.