'Knowing Bros' will feature all members of Stray Kids.

“Stray Kids will appear in full on 'Knowing Bros' on the 21st,” JTBC announced on Tuesday. The representative said, “They captivated the brothers with various episodes and entertainment, as well as a medley of their hit songs.”

Mobilizing global connections Leader Bangchan bragged about his friendship with Ryan Reynolds, who appeared in the music video for 'Chick Chick Boom,' saying, “I have his personal number on my cell phone.”

Behind-the-scenes stories are also released. Changbin reveals an embarrassing episode when he ran into a male fan in a foreign sauna. Felix calls himself a “Lee Soo Geun victim” and confesses an anecdote about Lee Soo Geun in the past.

This is his first full appearance. Seungmin says, “It's a symbol of success to debut as an idol and appear on ‘Knowing Brother’.” I.N said, “My parents wanted to see me on ‘Knowing Brother’.”

“Knowing Bros,” starring Stray Kids, will premiere on March 21 at 8:50 p.m. on JTBC.