Knowing Bros first aired on December 5, 2015.
Seventeen Grup asuhan Pledis Entertainment, Seventeen sudah beberapa kali hadir dalam acara Knowing Brother dengan formasi lengkap.
If a team manages to complete them in time, the other team is given a chance to produce a better time record.
Since Lee Sang-min and Seo Jang-hoon are both divorced and live alone, they also aren't used to sharing things with others.
The two began to meet up for meals and to go shopping together.
He is also known for his promise to leave the program once it passed the 5% viewership rating Ep.