Knowing Bros (), also known as Men on a Mission or Ask Us Anything, is a South Korean variety show, produced by SM C&C and distributed by JTBC every Saturday. This show is classified as a reality television-variety show, where the cast members and guests gather in a classroom environment and discuss personal topics and further play various games.
Knowing Bros first aired on December 5, 2015. , 514 episodes of Knowing Bros have been aired.
Series overview Year Episodes Originally aired First aired Last aired 2015 4 2016 52 2017 52 2018 52 2019 51 2020 50 2021 51 2022 52 2023 50 2024 49 2025 48 2026
2015 In the table below, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. Ep. #Air DateGuest(s)/TopicRemarksAGB Nielsen Ratings1December 5, 2015Pilot episodeSpecial Guests: Gwon Dam-hye (gynaecologist), Kim Yeo-won(script writer for the show)Specially produced to celebrate the 5 year anniversary of JTBC 1.809%2December 12, 2015Using the SensesMin Kyung-hoon joined the regular cast 1.140%3December 19, 2015Winter 1.548%4December 28, 2015End of the Year Party's Special 1.405%
2016 In the table below, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings.
Ep. #Air DateGuest(s)RemarkAGB Nielsen Ratings5January 2, 2016Jang Hang-jun, Jung Hyung-jinSpecial Guests: Park Hee-geon, Lim Hyeong-chan (EP.6)Hwang Chi-yeul's last episode as a regular cast (EP.6) 1.169%6January 9, 2016 1.149%7January 16, 2016 Kim Se-hwang's last episode as a regular cast 1.359%8January 23, 2016Sol Bi, Hong Jin-hoSpecial Guests: Lee Min-ji, Kim Jeong-jin, Kim Ye-rin, So A-reum, Park A-reum, Park Se-jin, Han Ho-jeong 1.915%9January 30, 2016Shin Dong-woo, Lee Soo-minSubstitute for Kim Hee-chul: Henry (Super Junior-M)Kim Hee-chul is absent 1.344%10February 6, 2016Park Mi-sun, Jo Hye-ryun, Lee Ji-hye, Shin Bong-sun, Park Seul-giSeollal SpecialSpecial Guests: Han Suk-joon, Ahn Na-kyungKim Hee-chul is absent 1.708%11February 13, 2016Lee Guk-joo, Kim Ji-min, Lady Jane, Jo Young-gu Special Guest: Jang Sung-kyu 1.855%12February 20, 2016Special Guests: 100 citizens from Ilsan 1.601%13February 27, 2016 1.717%14March 5, 2016Oh Sang-jin, Lee Chun-soo, Lee Sang-minFormat change: Mental Victory BattleSpecial Guest: Kim Tae-hyun (Prime Kings) 1.432%15March 12, 2016Kim Heung-gook, Kim Kyung-sikLee Sang-min joined the regular cast 1.477%16March 19, 2016Joo Young-hoon, Kim Soo-ro, Cosmic Girls 1.542%17March 26, 2016Sol Bi, Hong Jin-young, Hello Venus (Except: Yooyoung)Format change: Brother SchoolSpecial Guest: Kim Sun-jin 1.679%18April 2, 2016Eun Ji-won, Kang Kyun-sung (Noel)Special Guest: Sohn In-soo 1.518%19April 9, 2016Kang Ye-won 1.474%20April 16, 2016Shin So-yulSpecial Guest: Kwon Jin-yeongThe only time the guest appeared as a teacher 1.155%21April 23, 2016Red Velvet (Except: Irene) 1.327%22April 30, 2016Jun Hyo-seong (Secret), Gyeongree (Nine Muses) 1.632%23May 7, 2016I.O.ISpecial EP: "Knowing Girls"Special Guests: Jang Sung-kyu, 80 staff members, Kim Chae-rin 2.209%24May 14, 2016Han Chae-ahSpecial Guest: Nancy Lang 1.899%25May 21, 2016Andy (Shinhwa), Sunny (Girls' Generation) 1.917%26May 28, 2016Park Joon-hyung (g.o.d), Lee Soo-min 1.927%27June 4, 2016Twice 2.656%28June 11, 2016Jeon So-min 1.952%29June 18, 2016Kim Jong-hyun (Shinee), Irene (Red Velvet)Special Guest: Woo Hyun-young 2.152%30June 25, 2016Jeon Hye-bin 2.909%31July 2, 2016Kim Jong-min, Seo In-young, Jessi 3.064%32July 9, 2016SistarSpecial Guest: Hwang Chi-yeul 3.090%33July 16, 2016Jun Hyun-moo, Kim Shin-youngSpecial Guest: Jang Sung-kyuPress Conference for achieving the 3% ratings 3.728%34July 23, 2016LovelyzSpecial EP: "Brothers Club VS Sisters Club" 2.368%35July 30, 2016Tak Jae-hoon, Lee Soo-min 3.399%36August 6, 2016Kim Jun-ho, Baek Ji-young 2.830%37August 13, 2016Lee Kyu-han, Im Soo-hyang 3.099%38August 20, 2016GFriend 2.991%39August 27, 2016Sung Hoon, Kim Jin-kyung 2.434%40September 3, 2016Im Chang-jung, Solbin (Laboum) 2.890%41September 10, 2016Park Mi-sun, Jo Hye-ryun, Sol Bi, Hong Jin-young, Park Na-rae, Heo Young-ji, Jo Jung-minChuseok SpecialSpecial Guest: Jang Sung-kyu (ep.42) 2.971%42September 17, 2016 2.375%43September 24, 2016Gain (Brown Eyed Girls), Ji Soo 2.597%44October 1, 2016DIASpecial EP: "Girl Group Laboratory"Special Guest: Jang Sung-kyu 2.249%45October 8, 2016Lee Si-young 3.879%46October 15, 2016InfiniteSpecial Guest: Jang Sung-kyu, Ryu Hwa-young (via phone) 2.967%47October 22, 2016Hwang Woo-seul-hye, Kyuhyun (Super Junior) 3.107%48October 29, 2016Kangta, Davichi 3.509%49November 5, 2016Choo Sung-hoon, Yuri (Girls' Generation) 3.338%50November 12, 2016Shinee 3.624%51November 19, 2016Special EP: "Duet Project: Universe Cowards"Kim Hee-chul and Min Kyung-hoon appeared as transfer studentsSpecial Guests: Lee Sang-jun (composer), Momo (Twice), Taeyeon (Girls' Generation) (via phone), AOA (Seolhyun, Hyejeong) (via phone)MV: "Sweet Dream" 2.178%52November 26, 2016Jin Se-yeon 2.960%53December 3, 2016I.O.ISpecial Guest: Jang Sung-kyu 3.453%54December 10, 2016Chun Jung-myung, Han Seung-yeonSpecial Guest: Ha Ji-won (via phone) 3.242%55December 17, 2016Heo Kyung-hwan, Mamamoo 3.779%56December 24, 2016Yoo In-young, Hyun-soo KimChristmas Special 2.870%
2017 In the table below, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. Ep. #Air DateGuest(s)RemarksAGB Nielsen Ratings57January 7, 2017AOA (Except: Choa)Special Guest: Jang Sung-kyu 4.153%58January 14, 2017Rain, Hani (EXID)Special Guests: Mo Je-uk, Hong Ji Yoon 4.800%59January 21, 2017Cosmic GirlsSpecial EP: "Ultimate high school matchup"Special Guest: Jang Sung-kyu 3.034%60January 28, 2017Park Mi-sun, Jo Hye-ryun, Sol Bi, Hong Jin-young, Oh Na-mi, Cao Lu (Fiestar), Yoon Chae-kyung (April)Seollal Special 3.349%61February 4, 2017Jo Woo-jong, Jung So-minSpecial Guest: Jang Sung-kyu 3.877%62February 11, 2017 Super Junior (Leeteuk, Shindong) 4.246%63February 18, 2017Lee Joon, Seohyun (Girls' Generation) 4.172%64February 25, 2017Kang Ye-won, Han Chae-ah 3.921%65March 4, 2017Oh Ji-ho, Seo Ye-ji 4.195%66March 11, 2017Kim Hee-sunSpecial Guest: Jang Sung-kyu 5.333%67March 18, 2017Han Eun-jung, Henry (Super Junior-M) 4.102%68March 25, 2017Girl's DaySpecial Guest: Kim Ae-sook (Kim Young-chul's older sister)Kim Young-chul is absent 4.354%69April 1, 2017Lee Kyung-kyu 5.609%70April 8, 2017Jung Joon-young, Lee Sun-bin 4.328%71April 15, 2017 Special EP: "Promise fulfillment for achieved 5% ratings"Special Guest: Jang Han-youngMV: "Brother's School" 4.453%72April 22, 2017Park Sung-woong, Chae Jung-an 5.915%73May 6, 2017Yoon Jong-shin, Ock Joo-hyunSpecial Guest: Jang Sung-kyu 5.307%74April 29, 2017BtoB Special Guest: Jang Sung-kyu 5.280%75May 13, 2017PsySpecial Guests: Jang Sung-kyu, Momoland 6.990%76May 20, 2017TwiceSpecial Guest: Jang Sung-kyu 4.832%77May 27, 2017Oh Hyun-kyung, DinDin 4.901%78June 3, 2017Lee Soo-kyung, Lee Hong-gi (F.T. Island)Special Guest: Park Shin-hye (via phone) 4.303%79June 10, 2017Kim Ok-vinSpecial Guest: Jang Sung-kyu (voice only) 5.188%80June 17, 2017Hwang Chi-yeul, John Park, Kim So-eun 4.150%81June 24, 2017ApinkSpecial Guest: Jang Sung-kyu 5.449%82July 1, 2017Han Chae-young, Minzy 4.618%83July 8, 2017Jung Yong-hwa (CNBLUE), Zico (Block B) 4.605%84July 15, 2017Red VelvetSubstitute for Kim Young-chul: K JunKim Young-chul is absent 4.414%85July 22, 2017Exo (Except: Lay)Special Guest: Jang Sung-kyu 4.466%86July 29, 2017Lee Jong-hyuk, Kim Jong-kook (Turbo)Special Guests: Turbo (Kim Jung-nam, Mikey) 5.218%87August 5, 2017Blackpink 4.693%88August 12, 2017Girls' Generation 6.071%89August 19, 2017 4.905%90August 26, 2017Taeyang (BigBang), Song Min-ho (WINNER)Special Guest: Jang Sung-kyu 5.065%91September 2, 2017Yoo Jun-sang, Jang Yoon-jeong 5.282%92September 9, 2017Park Sung-kwang, Hyuna, JR (NU'EST) 4.654%93September 16, 2017B1A4 4.040%94September 23, 2017BTSSpecial Guest: Jang Sung-kyu 4.414%95September 30, 2017Park Mi-sun, Jo Hye-ryun, Jang Do-yeon, Hong Jin-young, Lee Tae-im, Han Sun-hwaChuseok SpecialSpecial Guest: Jang Sung-kyu 5.088%96October 7, 2017 4.824%97October 14, 2017 TVXQ 4.456%98October 21, 2017Yoon Jung-soo, Ha Yeon-soo 5.688%99October 28, 2017Lee Ha-nui 5.573%100November 4, 2017Super Junior (Leeteuk, Yesung, Shindong, Eunhyuk, Donghae)Special Guest: Jang Sung-kyuKim Hee-chul appeared as a transfer student 5.383%101November 11, 2017Han Hye-jin, Lee Si-eon 6.106%102November 18, 2017Sung Dong-il, Goo HaraSpecial Guest: Baek Yoon-sik 6.498%103November 25, 2017Jin Goo, Go Joon-hee 5.259%104December 2, 2017Jang Yoon-ju, Sunmi 5.933%105December 9, 2017Yoon Se-ah, Junho (2PM) 6.059%106December 16, 2017Sechs KiesSpecial Guest: Jang Sung-kyu 5.689%107December 23, 2017End Of The Year SpecialSpecial Guests: Oh My Girl (ep.107)Special EP: "Question Solving Picnic" 5.379%108December 30, 2017Oh My Girl 4.082%
2018 In the table below, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings.