Park So-young (December 13, 2021). 백신 2차 접종했는데"..유재석x유희열, 코로나19 확진→안테나 비상 [종합] ["I got the second dose of the vaccine".. Yoo Jae-seok x Yoo Hee-yeol, Corona 19 confirmed → Antenna emergency [General]] (in Korean). OSEN [ko]. Retrieved December 13, 2021 – via Naver.
Kim Hyun-kyung (December 21, 2021). 유재석·유희열, 코로나19 완치 판정…활동 재개 [Yoo Jae-seok and Yoo Hee-yeol, confirmed full recovery from Corona 19... resume activity] (in Korean). Korea Economy TV. Retrieved December 21, 2021 – via Naver.
Jang Su-jeong (July 18, 2022). 유희열의 스케치북' 측 "22일 방송분 끝으로 프로그램 중단 [Yoo Hee-yeol's Sketchbook' side "The program is suspended after the episode aired on the 22nd"] (in Korean). Dailyan. Retrieved July 18, 2022 – via Naver.
Kang Hyo-jin (October 21, 2021). '싱어게인2' 윤도현 합류, 이선희→송민호 심사위원 라인업 확정[공식] ['Singer Gain 2' Yoon Do-hyun joins, Lee Seon-hee → Song Min-ho Jury lineup confirmed] (in Korean). SPOTV news. Retrieved October 21, 2021 – via Naver.
Moon Ji-yeon (October 5, 2021). [공식] 유희열·차태현 JTBC '다수의 수다' MC 호흡..11월 첫방송 [[Official] Yoo Hee-yeol and Cha Tae-hyun, JTBC 'Many Chatter' MC breathing.. First broadcast in November]. Sports Chosun (in Korean). Retrieved October 5, 2021 – via Naver.
Cha Hye-young (March 6, 2022). 싱어게인2' TOP6, '유명곡 주인공' 만난다…4월 첫 방송 ('유명가수전') ['Singer Gain 2' TOP6, 'famous song protagonist' meet... First broadcast in April ('Celebrity Singers')] (in Korean). Ten Asia. Retrieved March 6, 2022 – via Naver.
Kwak Hyun-su (April 20, 2022). 윤종신·유희열, JTBC 음악예능 '뉴페스타'서 뭉친다 [Jong-Shin Yoon and Hee-Yeol Yoo to get together at JTBC's 'New Festa'] (in Korean). YTN. Retrieved April 20, 2022 – via Naver.
Kang Jin-ah (September 16, 2021). 유희열→유재석 총출동…'우당탕탕 안테나' 10월 공개 [Yoo Hee-yeol → Yoo Jae-seok is in full force… 'Woodang Tangtang Antenna' released in October]. Newsis (in Korean). Retrieved September 16, 2021 – via Naver.
Han, Hye-jung (July 12, 2022). 조수미·임재범·유희열·비…넷플릭스, 美친 라인업 '음악쇼' 제작 [Jo Su-mi, Lim Jae-beom, Yoo Hee-yeol, Rain… Netflix to produce 'Music Show', a beautiful lineup] (in Korean). Maeil, Star Today. Retrieved July 12, 2022 – via Naver.
Ahn, Tae-hyun (September 15, 2022). 조수미부터 임재범까지…넷플릭스 '테이크 원', 10월14일 공개 확정 [From Jo Sumi to Im Jae-beom... Netflix's 'Take One' to be released on October 14] (in Korean). News1. Retrieved September 15, 2022 – via Naver.
Park So-young (December 13, 2021). 백신 2차 접종했는데"..유재석x유희열, 코로나19 확진→안테나 비상 [종합] ["I got the second dose of the vaccine".. Yoo Jae-seok x Yoo Hee-yeol, Corona 19 confirmed → Antenna emergency [General]] (in Korean). OSEN [ko]. Retrieved December 13, 2021 – via Naver.
