마스크를 쓰고 정체를 공개하지 않은채 무대에서 노래 실력을 뽐내는 음악 버라이어티 프로그램.
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | February 2015 | September 2018 | 4 |
| Season 2015 | April 2015 | December 2015 | 39 |
| Season 2016 | January 2016 | December 2016 | 52 |
| Season 2017 | January 2017 | December 2017 | 43 |
| Season 2018 | January 2018 | December 2018 | 50 |
| Season 2019 | January 2019 | December 2019 | 51 |
| Season 2020 | January 2020 | December 2020 | 52 |
| Season 2021 | January 2021 | December 2021 | 50 |
| Season 2022 | January 2022 | December 2022 | 48 |
| Season 2023 | January 2023 | December 2023 | 47 |
| Season 2024 | January 2024 | December 2024 | 45 |
| Season 2025 | January 2025 | July 2025 | 25 |
| Season 2026 | 0 | ||
| Unassigned Episodes | 0 |
| Season | From | To | Episodes |
|---|---|---|---|
| Season 1 | February 2015 | June 2025 | 504 |
| Unassigned Episodes | 2 |
No actors for this record.
| Name | Number of Episodes | Dates | |
|---|---|---|---|
| Kim Hyo-jin | 2 | 07/24/2016 - 07/31/2016 |
No artwork of this type.
No artwork of this type.
No artwork of this type.
No artwork of this type.
No artwork of this type.
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