On September 24, 2021, Wake One Entertainment announced that Jo Yu-ri would be making her solo debut with single album titled Glassy on October 7.[1] On October 1, the track listing was released with "Glassy" announced as the lead single.[2] Two days later, the highlight medley video was released.[3] The music video teaser was released on October 4 and 6.[4][5] "Glassy" was released alongside the single album and its music video on October 7.[6]
Composition
"Glassy" was written by Hwang Yu-bin, composed and arranged by Park Woo-sang, Bottle Paik, and Boran alongside Inner Child (MonoTree) for the composition, and Minky for the arrangement.[7] It was described as a dance-pop song with "lively and catchy melody" and characterized by Jo Yu-ri's "charming voice".[8] "Glassy" was composed in the key of F-sharp major with a tempo of 125 beats per minute.[9]
Commercial performance
"Glassy" debuted at number 167 on South Korea's Gaon Digital Chart in the chart issue dated October 3–9, 2021,[10] ascending to number 137 in the chart issue dated October 17–23, 2021.[11] On its component charts, the song debuted at number 17 on the Gaon Download Chart,[12] and number 145 on the Gaon BGM Chart in the chart issue dated October 3–9, 2021.[13] It also debuted at number 169 on the component Gaon Streaming Chart in the chart issue dated October 10–16, 2021,[14] ascending to number 146 in the chart issue dated October 24–30, 2021.[15] On the BillboardK-pop Hot 100, the song debuted at number 100 in the chart issue dated October 30, 2021,[16] ascending to number 84 in the following week.[17]
Promotion
Following the single album's release, Jo Yu-ri held a live event on the same day titled "Jo Yuri The 1st Single album [Glassy] Showcase" on Universe to introduce the single album and its songs, including "Glassy", and communicate with her fans.[18] She subsequently performed on three music programs in the first week: KBS's Music Bank on October 8,[19]MBC's Show! Music Core on October 9,[20] and SBS's Inkigayo on October 10.[21] On the second week, she performed on five music programs: SBS M's The Show on October 12,[22]MBC M's Show Champion on October 13,[23]Mnet's M Countdown on October 14,[24]Music Bank on October 15,[25]Show! Music Core on October 16,[26] and Inkigayo on October 17.[27] On the final week of promotion, she performed on four music programs: The Show on October 19,[28]Show Champion on October 20,[29]Music Bank on October 22,[30]Show! Music Core on October 23,[31] and Inkigayo on October 24.[32]
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^Hong, Se-young (October 1, 2021). "조유리 'GLASSY' 트랙리스트 공개, 7일 발표" [Jo Yu-ri's 'GLASSY' track list released, announced on the 7th] (in Korean). Sports Donga. Archived from the original on October 7, 2021. Retrieved July 24, 2022 – via Naver.
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^Kim, Na-young (October 4, 2021). "'7일 발매' 조유리, 타이틀곡 'GLASSY' MV 티저 공개...상큼+러블리 끝판왕" ['Released on the 7th' Jo Yu-ri, title song 'GLASSY' MV teaser released...The king of fresh + lovely] (in Korean). Maekyung Sports. Archived from the original on October 7, 2021. Retrieved July 24, 2022 – via Naver.
^Kim, Ye-na (October 6, 2021). "조유리, 타이틀곡 '글래시' MV 티저 추가 공개...상큼 매력" [Jo Yu-ri, title song 'Glassy' MV teaser released...fresh charm] (in Korean). X-sports News. Archived from the original on October 7, 2021. Retrieved July 24, 2022 – via Naver.
^Lee, Soo-jin (October 7, 2021). "아이즈원 조유리, 솔로 데뷔..."차근차근 성장하겠다"" [IZ*ONE's Jo Yuri to debut solo..."I will grow little by little"] (in Korean). Newsis. Archived from the original on October 7, 2021. Retrieved July 24, 2022 – via Naver.
^ ab"Glassy". Genie Music, Stone Music Entertainment. Wake One Entertainment. Archived from the original on October 7, 2021. Retrieved July 24, 2022 – via Melon.
^Lee, Seung-hoon (October 3, 2021). "'솔로 데뷔 D-4' 조유리, 'GLASSY' 전곡 하이라이트 공개..깊어진 음악적 스펙트럼" ['Solo Debut D-4' Jo Yu-ri, 'GLASSY' All Song Highlights Revealed...Deepen Musical Spectrum] (in Korean). Osen. Archived from the original on October 7, 2021. Retrieved July 24, 2022 – via Naver.
^"2021년 41주차 Digital Chart" [Week 41 of 2021 Digital Chart]. Gaon Music Chart (in Korean). October 3–9, 2021. Archived from the original on October 14, 2021. Retrieved July 24, 2022.
^ ab"2021년 43주차 Digital Chart" [Week 43 of 2021 Digital Chart]. Gaon Music Chart (in Korean). October 17–23, 2021. Archived from the original on October 28, 2021. Retrieved July 24, 2022.
^"2021년 41주차 Download Chart" [Week 41 of 2021 Download Chart]. Gaon Music Chart (in Korean). October 3–9, 2021. Archived from the original on October 14, 2021. Retrieved July 24, 2022.
^"2021년 41주차 BGM Chart" [Week 41 of 2021 BGM Chart]. Gaon Music Chart (in Korean). October 3–9, 2021. Archived from the original on October 14, 2021. Retrieved July 24, 2022.
^"2021년 42주차 Streaming Chart" [Week 42 of 2021 Streaming Chart]. Gaon Music Chart (in Korean). October 10–16, 2021. Archived from the original on October 21, 2021. Retrieved July 24, 2022.
^"2021년 44주차 Streaming Chart" [Week 44 of 2021 Streaming Chart]. Gaon Music Chart (in Korean). October 24–30, 2021. Archived from the original on July 24, 2022. Retrieved July 24, 2022.
^Gong, Mi-na (September 29, 2021). "조유리 'GLASSY' 쇼케이스, 유니버스에서 본다 '독점 생중계'" [Jo Yu-ri's 'GLASSY' showcase to be seen in the universe 'exclusive live broadcast'] (in Korean). MT Star News. Archived from the original on October 7, 2021. Retrieved October 6, 2021 – via Naver.
^Kang, Da-yun (October 8, 2021). "'뮤직뱅크' ITZY(있지) 1위 "♥믿지 덕분, 사랑해"...조승연→엔플라잉 컴백-조유리 데뷔 [종합]" ['Music Bank' Itzy 1st place "♥ Thanks to Midzy, I love you"...Cho Seung-yeon→N.Flying Comeback-Jo Yu-ri Debut [Comprehensive]] (in Korean). My Daily. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Kim, Na-yul (October 9, 2021). "[종합]"절대 잊지 않겠다"..'음중' 키, 1위 후 눈물..조유리 데뷔·엔플라잉 컴백" [[Comprehensive] "I will never forget" ..'Umjung' Key, tears after 1st place..Jo Yu-ri Debut·N.Flying Comeback] (in Korean). Herald Pop. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Hwang, Hye-jin (October 10, 2021). ""믿지 감사" ITZY '인기가요' 1위, 영재·조유리·엔플라잉·골든차일드 컴백[종합]" ["Thank you Midzy" Itzy's 'Inkigayo' 1st place, Youngjae·Jo Yu-ri·N.Flying·Golden Child comeback [General]] (in Korean). Newsen. Archived from the original on October 10, 2021. Retrieved July 24, 2022 – via Naver.
^Kim, Bo-ra (October 12, 2021). "'더쇼' 우즈(조승연), 솔로 첫 1위…아이즈원 조유리, 솔로 데뷔[종합]" ['The Show' Woodz (Cho Seung-yeon), 1st solo 1st place...Iz*One Jo Yu-ri Solo Debut [Comprehensive]] (in Korean). Osen. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Kim, Hye-young (October 13, 2021). "'쇼챔피언' 우즈 이별송 컴백→조유리 솔로 출격" ['Show Champion' Woodz farewell song comeback → Jo Yu-ri solo scramble] (in Korean). iMBC. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Lee, Chang-gyu (October 14, 2021). "'엠카' 있지, 에이티즈 꺾고 10월 둘째 주 1위..."응원해준 믿지 고마워"[종합]" ['Mcar' Itzy beats Ateez to take first place in the second week of October..."Thank you Midzy for supporting us" [General]] (in Korean). X-port News. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Kang, Da-yun (October 15, 2021). "'뮤직뱅크' 에스파, 에스파 꺾고 1위...엔하이픈·동해·라잇썸 컴백 [종합]" ['Music Bank' Aespa beats Aespa to take 1st place...Enhypen·Donghae·Lightsum Comeback [General]] (in Korean). My Daily. Archived from the original on October 16, 2021. Retrieved July 24, 2022 – via Naver.
^Kang, Da-yun (October 16, 2021). "'음악중심' 에스파, 컴백과 동시에 1위 "직접 상 받는건 처음"...라잇썸·트라이비·동해 컴백 [종합]" ['Music Core' Aespa, 1st place at the same time as comeback "It's the first time I've ever received an award"...Lightsum·Tribe·Donghae Comeback [General]] (in Korean). My Daily. Archived from the original on October 19, 2021. Retrieved July 24, 2022 – via Naver.
^Hwang, Su-yeon (October 17, 2021). "'인기가요' 에스파, 에스파 꺾고 음방 4관왕...동해·엔하이픈 컴백 [종합]" ['Inkigayo' Aespa beats Aespa to win 4 music awards...Donghae·Enhypen comeback [General]] (in Korean). X-port News. Archived from the original on October 17, 2021. Retrieved July 24, 2022 – via Naver.
^Park, Seo-yeon (October 19, 2021). ""엔진 사랑합니다" '더쇼' 엔하이픈, 컴백 하자마자 1위..이찬원 컴백[종합]" ["I love Engene" 'The Show' Enhypen, 1st place as soon as comeback...Lee Chan-won comeback [General]] (in Korean). Herald Pop. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Jo, Eun-mi (October 20, 2021). "'쇼챔피언' 엔하이픈, 컴백 두 번째 1위.."엔진 고마워요"[종합]" ['Show Champion' Enhypen, comeback 2nd time 1st place.."Thanks to Engene"[General]] (in Korean). Herald Pop. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Oh, Yoon-joo (October 22, 2021). "'뮤뱅' 엔하이픈, 에스파 꺾고 1위..."엔진·방시혁PD 감사해" [종합]" ['Mubang' Enhypen beats Aespa to take 1st place..."Thanks to Engene and Bang Si-hyuk PD" [General]] (in Korean). My Daily. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Cheon, Yun-hye (October 23, 2021). "[종합]'음중' 에스파, 출연 없이 1위..은혁-씨엔블루-남우현-이진혁 컴백" [[Comprehensive] 'Umjung' Aespa, 1st place without appearance..Eunhyuk - CNBLUE - Nam Woo-hyun - Lee Jin-hyuk comeback] (in Korean). Herald Pop. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
^Yeon, Hwi-seon (October 24, 2021). "'인기가요' 에스파, 'Savage' 컴백 동시에 1위...은혁→CL 솔로 컴백 러시 [종합]" ['Inkigayo' Aespa, 'Savage' comeback #1 at the same time...Eunhyuk → CL Solo Comeback Rush [General]] (in Korean). Osen. Archived from the original on July 24, 2022. Retrieved July 24, 2022 – via Naver.
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