On & Off (TV series)

On & Off (Korean: 온앤오프; or On and Off) is a South Korean television program that aired on tvN.^[1]

On & Off
Promotional poster for season 2
Genre	Reality television Talk Show
Starring	See below
Country of origin	South Korea
Original language	Korean
No. of seasons	2
No. of episodes	45
Production
Executive producers	Jung Hyo-min (Season 1) Shin Chan-yang (Season 2)
Production location	South Korea
Running time	60–120 minutes
Original release
Network	tvN
Release	May 2, 2020 (2020-05-02) – May 25, 2021 (2021-05-25)

Season 1 of the program aired on Saturdays, from May 2 to December 5, 2020.

Season 2 of the program aired on Tuesdays, from February 16 to May 25, 2021.^[2]

Airtime

Season	Episodes	Air date	Airtime
1	31	May 2 – December 5, 2020	Saturdays at 10:40 PM KST
2	14	February 16 – May 25, 2021	Tuesdays at 10:30 PM KST

Overview

It is a show of personal documentary, where celebrities share their "On" (busy working daily life) and/or "Off" (private/at home) moments of their lives. These moments are observed and commented.^[3]

Cast

Season 1

• Sung Si-kyung
• Jo Se-ho
• Kim Min-ah

Season 2

• Uhm Jung-hwa^[4]
• Sung Si-kyung
• Nucksal
• Yoon Park
• Choa

Episodes

• In the ratings below, the highest rating for the show will be in red and the lowest rating for the show will be in blue.

Season 1 (2020)

• No episode on October 3 due to Chuseok, and Parasite was aired instead.^[5]

List of episodes in 2020 (episode 1–31)

Ep.	Broadcast date	Celebrities' daily lives shown[a]	Additional studio guest(s)	Ratings (Nielsen Korea) (Nationwide)[6][7][8]
1	May 2	Sung Si-kyung, Jo Se-ho	Chris Lyon [ko], Ahn Ji-young (Bolbbalgan4)	0.878%
2	May 9	Kim Min-ah, Sung Si-kyung		1.031%
3	May 16	Ahn Ji-young (Bolbbalgan4), Kim Min-ah, Sung Si-kyung	Chris Lyon	0.843%
4	May 23	Kim Min-ah + Jo Se-ho,[b] Sung Si-kyung, Shim Eun-woo[c]		2.294%
5	May 30	Solar (Mamamoo), Kim Dong-wan (Shinhwa),[d] Kim Min-ah	Chris Lyon, Shim Eun-woo	2.135%
6	June 6	Choi Gwi-hwa, Yoona (Girls' Generation)	Chris Lyon	1.763%
7	June 13	Sung Si-kyung,[e] Hyun Woo, Hyojung (Oh My Girl)[f]	Chris Lyon, Arin (Oh My Girl)	2.375%
8	June 20	Yubin, Gyeongree, Jo Se-ho[g]	Chris Lyon	1.601%
9	June 27	Solar (Mamamoo), Kim Dong-wan (Shinhwa)	Chris Lyon, Lee Elijah	1.993%
10	July 4	Sung Si-kyung, Lee Elijah	Chris Lyon	1.657%
11	July 11	Sung Si-kyung,[h] Stefanie Michova [ko][i]	Lee Elijah, Kim Dong-jun	1.886%
12	July 18	Sung Si-kyung, Kim Dong-jun[j]	Lee Elijah, Stefanie Michova	1.918%
13	July 25	Choi Yeo-jin, Kim Min-ah, Sojin (Girl's Day)[k]	Soyou	2.319%
14	August 1	Sung Si-kyung + Kim Dong-wan (Shinhwa), Soyou[l]	Sojin (Girl's Day), Uhm Jung-hwa	2.223%
15	August 8	Uhm Jung-hwa,[m] Jo Se-ho	Kim Dong-wan (Shinhwa)	2.755%
16	August 15	Sung Si-kyung,[n] Shim Eun-woo	Han Bo-reum	2.366%
17	August 22	Stefanie Michova,[i] Han Bo-reum	Choi Yeo-jin, Park Byung-eun, Shim Eun-woo	2.280%
18	August 29	Kim Min-ah, Park Byung-eun, Lee Hi[o]	Stefanie Michova, Choi Yeo-jin	1.927%
19	September 5	Kim Sae-ron, Stefanie Michova + Beenzino	—	1.958%
20	September 12	Jang Hee-jin,[p] Sung Si-kyung, Stefanie Michova + Beenzino	Kim Sae-ron	2.087%
21	September 19	Hong Soo-hyun, Sung Si-kyung + Kim Dong-wan (Shinhwa), Kim Min-ah	—	1.899%
22	September 26	Kim Wan-sun, Sung Si-kyung + Kim Dong-wan (Shinhwa)	Hong Soo-hyun	2.415%
23	October 10	Jiyeon (T-ara),[q] Lee Hye-sung	—	2.560%
24	October 17	Sung Si-kyung, Nucksal,[r] Yoon Jin-yi	Lee Hye-sung	1.368%
25	October 24	Go Ah-sung,[s] Jang Woo-hyuk (H.O.T.), Kim Min-ah	Hyojung (Oh My Girl)	1.755%
26	October 31	Song Min-ho (Winner),[t] Ivy, Solar (Mamamoo)[u]	—	1.898%
27	November 7	Haemin,[v] Koo Jun-yup (Clon),[w] Jo Se-ho[x]	Nucksal	2.202%
28	November 14	Son Yeon-jae, Kim Min-ah, Sung Si-kyung	Lee Hye-sung, Nucksal	2.572%
29	November 21	Nam Gyu-ri, Sunny (Girls' Generation)[y]	Nucksal	2.154%
30	November 28	Lee Ji-ah, Yoon Park,[z] Jukjae [ko][aa]		2.983%
31	December 5	Jang Ye-won,[ab] Ayumi,[ac] Hwangbo[ad]		1.699%

Notes

1. Also appear as studio guests (other than the 3 fixed cast members/hosts Sung Si-kyung, Jo Se-ho and Kim Min-ah)
2. Special appearance by Nam Chang-hee [ko]
3. Special voice appearance by Lee Hak-joo through phone
4. Special appearance by Lee Jin-hee
5. Special appearances by Johan Kim (Solid) and Baek Ji-young
6. Special appearances by Oh My Girl (Seunghee [ko], Arin)
7. Special appearances by Kim Min-kyung [ko], Lee Byung-ho and Jeon Yu-seong [ko]
8. Special appearances by the rest of the On & Off cast, Chris Lyon and Ahn Ji-young (Bolbbalgan4); special voice appearance by Yoo Yeon-seok
9. Special appearance by Beenzino
10. Special appearance by Shin Ye-eun
11. Special appearance by Lee Min-ji
12. Special appearance by Nicole Jung
13. Special appearance by Lee So-ra
14. Special appearances by Shin Dong-yup and Kim Jun-hyun
15. Special appearance by Code Kunst
16. Special appearance by Kim Ji-hoon
17. Special appearances by T-ara (Qri, Eunjung, Hyomin) and IU
18. Special appearances by the cast of DoReMi Market
19. Special appearances by Ryu Hyun-kyung, Esom and Park Hye-su
20. Special appearance by P.O (Block B)
21. Special appearance by Moonbyul (Mamamoo)
22. Special appearance by Daniel Tudor
23. Special appearance by Shim Tae-yoon [ko]
24. Special appearances by Nam Chang-hee, Lee Jin-ho [ko] and Yang Se-chan
25. Special appearance by BoA
26. Special appearance by Kwak Dong-yeon
27. Special appearance by You Hee-yeol and Sam Kim
28. Special appearance by Jang Ye-in [ko]
29. Special appearance by Jeon Hye-bin
30. Special appearance by Jo Se-ho

Season 2 (2021)

• No episode on April 13, and episode 1 of House on Wheels Season 2 was aired instead.^[9]

List of episodes in 2021 (episode 32–45)

Ep.	Broadcast date	Celebrities' daily lives shown[a]	Additional studio guest(s)	Nationwide ratings (Nielsen Korea)[6][7][8]
32	February 16	Uhm Jung-hwa + Sung Si-kyung, Cha Chung-hwa, Choa	—	2.928%
33	February 23	Park Tae-hwan, Kim Dong-kyu,[b] Chungha[c]		2.504%
34	March 2	Han Ye-ri, Yoon Park, Park Bom	Cha Chung-hwa	1.879%
35	March 9	Sung Si-kyung, Don Spike,[d] Choa		2.195%
36	March 16	Han Chae-ah, Julien Kang, Cha Chung-hwa	—	2.205%
37	March 23	Jiyeon (T-ara),[e] Jessi, Sung Si-kyung + Yoon Park + Nucksal		1.729%
38	March 30	Kim Se-jeong,[f] Go Won-hee[g]	Hani (EXID)	1.995%
39	April 6	Lee Seung-yoon,[h] Nam Gyu-ri, Hani (EXID)[i]	Go Won-hee, Kim Se-jeong	2.390%
40	April 20	Uhm Jung-hwa, Sung Si-kyung[j]	Oh Yeon-seo, Lee Jeong-hyun	1.917%
41	April 27	Uee, Ock Joo-hyun	—	1.901%
42	May 4	Uhm Jung-hwa + Jung Jae-hyung		2.732%
43	May 11	Oh Yeon-seo, Lee Jeong-hyun, Shin Dong-mi		1.675%
44	May 18	Lee So-yeon,[k] Yoo Su-jin [ko], Yura (Girl's Day)[l]		2.284%
45	May 25	Sung Si-kyung, Kim Yoon-ah (Jaurim)[m]		2.096%

Notes

1. Also appear as studio guests (other than the 5 fixed cast members/hosts Uhm Jung-hwa, Sung Si-kyung, Nucksal, Yoon Park and Choa)
2. Special appearances by Um Ki-joon and Yoo Byung-jae
3. Special appearances by Chaeyeon (DIA) and Kang Mi-na
4. Special appearances by Yoo Min-sang [ko] and Han So-young [ko]
5. Special appearances by T-ara (Qri, Eunjung, Hyomin)
6. Special appearance by Jihyo (Twice)
7. Special appearance by Jeon Hye-bin
8. Special appearances by Jung Hong-il and Lee Mu-jin
9. Special appearances by Cha Min-ji and Jung In-sun
10. Special appearances by Kim Jong-kook and Haha
11. Special appearance by Choi Yeo-jin
12. Special appearance by Yoon Shi-yoon
13. Special appearance by Kim Hyung-kyu [ko]

Awards and nominations

Year	Award	Category	Recipient(s)	Result	Ref.
2021	Korea First Brand Awards	Best Observation Variety Program Award	On & Off	Won	[10]