Kim Myung-mi (August 9, 2021). "그레이, 내일(10일) 수록곡 'I Don't Love You' 선공개 예고" [Gray, a support message delivered with a honey voice, preview of the song 'I Don't Love You' from tomorrow (10th)]. Newsen (in Korean). Naver. Retrieved August 9, 2021.
Choi Jeong-ah (September 9, 2021). "이하이, 등장한 '빨간 립스틱' 뮤비 티저 공개…박재범→정찬성 총출동" [Lee Hi, 'Red Lipstick' MV teaser released... Jae-beom Park → Chan-seong Jeong]. Sportsworld (in Korean). Retrieved September 9, 2021 – via Naver.
newsen.com
Kim Myung-mi (July 16, 2021). "'쇼미더머니10' 그레이-송민호, 첫 프로듀서 라인업 공개 (공식입장)" ['Show Me the Money 10' Gray & Song Min-ho, First Producer Line-up Revealed (official)]. Newsen (in Korean). Retrieved July 16, 2021.