Singer Kim Jaejoong will appear on KBS2's "Gag Concert." The program will air on December 21 at 9:20 PM and will be presented as a Christmas special. Kim Jaejoong will perform in the "Defconn Some How About It" segment alongside Jo Suyeon and Shin Yoonseung. They portray a scenario where they enjoy a date in Myeongdong to celebrate Christmas.

Jo Suyeon says, "I have many memories in Myeongdong," and adds, "Ten years ago, I was supposed to meet my first love, Jaejoong oppa, here again." This "Jaejoong oppa" refers to Kim Jaejoong. The news of Kim Jaejoong's appearance filled the recording site with enthusiastic cheers. Kim Jaejoong, who has been active not only as a singer but also as an actor, showcases his acting skills on "Gag Concert" that day.

In "Defconn Some How About It," the bittersweetness of Jo Suyeon and Kim Jaejoong's first love is emphasized, and a rivalry is formed with Shin Yoonseung. This segment is structured like a weekend drama. Attention is focused on whether Shin Yoonseung can win over Jo Suyeon in competition with Kim Jaejoong and what choice Jo Suyeon will make between the two.

Additionally, in the "I Live Alone" segment, Oh Jungyul and Yoon Jaewoong, who are enjoying a Christmas party, encounter Grim Reapers Kim Yeowoon and Uh Youngjin. Instead of a list with the names of the deceased, the Grim Reapers bring something else, causing laughter. In a situation where only one of the two must go to the afterlife, the Grim Reapers begin to recall the characteristics of the deceased based on memory. Uh Youngjin remembers the trait that "the living person said they liked luxury clothes." Upon hearing this, Oh Jungyul and Yoon Jaewoong attempt on the spot to transform their ordinary clothes into luxury ones.

KBS2's "Gag Concert" is a program that delivers laughter to viewers every week through various segments. This Christmas special broadcast is attracting even greater attention due to Kim Jaejoong's appearance. Kim Jaejoong has previously appeared on numerous broadcast programs, showcasing various charms. Expectations are high for how his acting skills and sense of humor will be displayed in this broadcast as well.

The Christmas special of "Gag Concert" will air on December 21, and viewers are looking forward to a special moment with Kim Jaejoong.