What Is Love? (EP)

What Is Love? adalah extended play (EP) kelima oleh kumpulan gadis Korea Selatan, Twice . EP ini dikeluarkan pada 9 April 2018 oleh JYP Entertainment dan diedarkan oleh Iriver . Ini termasuk single utama dengan nama yang sama yang dihasilkan oleh Park Jin-young. Anggota Twice Jeongyeon, Chaeyoung, dan Jihyo turut mengambil bahagian dalam menulis lirik untuk dua lagu di EP. 

Penerbitan semula What Is Love?, berjudul Summer Nights, dikeluarkan pada 9 Julai 2018.

Latar belakang dan pelancaran 

Pada 26 Februari 2018, JYP Entertainment mengesahkan bahawa Twice merancang untuk mengeluarkan album Korea baru pada bulan April. Pada 25 Mac, agensi itu mengumumkan bahawa Twice akan mengeluarkan EP kelima mereka yang berjudul What Is Love? pada 9 April. Teaser gambar kumpulan pertama dimuat naik dalam talian pada keesokan harinya. 

EP dikeluarkan sebagai muat turun digital di pelbagai laman muzik pada 9 April sementara album fizikal dikeluarkan pada hari berikutnya. "Stuck", yang pada mulanya merupakan lagu "CD-sahaja" pada album fizikal, dilancarkan secara digital pada 30 April.

Nominee director,

Pertunjukan komersial 
Di Korea Selatan, album ini debut di nombor 2 di Chart Album Gaon sementara lagu judulnya berada di atas Chart Digital Gaon. EP dan lagu judulnya masing-masing memasuki carta Billboard Album Dunia dan Lagu Digital Dunia masing-masing di nombor 3. What Is Love? juga merupakan album pertama Twice yang masuk dalam carta Billboard Album Bebas yang berada di kedudukan 13.  

Album ini dijual 335,235 salinan pada bulan pertama dan menjadikan kumpulan menjadi artis wanita pertama — dan akting kelima — untuk memperoleh sijil Platinum dari Korea Music Content Association, dengan penjualan lebih dari 250,000 salinan album.

Penyenaraian trek

Kakitangan 
Kredit yang diadaptasi dari catatan pelapik album.  
 J. Y. Park "The Asiansoul" – producer
 Lee Ji-young – direction and coordination (A&R)
 Jang Ha-na – music (A&R)
 Kim Yeo-joo (Jane Kim) – music (A&R)
 Kim Ji-hyeong – production (A&R)
 Cha Ji-yoon – production (A&R)
 Choi A-ra – production (A&R)
 Kim Je-na (Jenna Kim) – production (A&R)
 Kim Bo-hyeon – design (A&R), album art direction and design
 Kim Tae-eun – design (A&R), album art direction and design, and web design
 Choi Jeong-eun – design (A&R) and album art direction and design
 Lee So-yeon – design (A&R), album art direction and design, and web design
 Eom Se-hee – recording and mixing engineer
 Choi Hye-jin – recording and mixing engineer
 No Min-ji – recording engineer
 Lee Ju-hyeong – recording engineer, and vocal director, keyboard, Pro Tools operator, and digital editor (on "Say Yes")
 Friday of Galactika – recording engineer, and vocal producer and background vocals (on "What Is Love?" and "Stuck")
 Tony Maserati – mixing engineer
 James Krausse – mixing engineer
 Lim Hong-jin – mixing engineer
 Ko Hyeon-jeong – mixing engineer
 Master Key – mixing engineer
 Kwon Nam-woo – mastering engineer
 Naive Production – video director
 Kim Young-jo – video executive producer
 Yoo Seung-woo – video executive producer
 Choi Pyeong-gang – video co-producer
 Jang Deok-hwa at Agency PROD – photographer
 Seo Yeon-ah – web design
 Son Eun-hee at Lulu – hair and makeup director
 Jung Nan-young at Lulu – hair and makeup director
 Choi Ji-young at Lulu – hair and makeup director
 Jo Sang-ki at Lulu – hair and makeup director
 Zia at Lulu – hair and makeup director
 Jeon Dal-lae at Lulu – hair and makeup director
 Won Jung-yo at Bit&Boot – makeup director
 Choi Su-ji at Bit&Boot – makeup director
 Choi Hee-seon at F. Choi – style director
 Seo Ji-eun at F. Choi – style director
 Lee Ga-young at F. Choi – style director
 Lee Jin-young at F. Choi – style director
 Park Soo-young at F. Choi – style director
 Park Jin-hee at F. Choi – style director
 Han Jin-joo at F. Choi – style director
 Shin Hyun-kuk – management and marketing director
 Yoon Hee-so – choreographer
 Kang Da-sol – choreographer
 Kyle Hanagami – choreographer
 Freemind Choi Young-joon – choreographer
 Freemind Chae Da-som – choreographer
 Choi Nam-mi – choreographer
 Today Art – printing
 Lee Woo-min "collapsedone" – all instruments, computer programming, guitar, synths, and piano (on "What Is Love?")
 E.Na – background vocals (on "What Is Love?" and "Stuck")
 Park Soo-min – background vocals (on "What Is Love?", "Sweet Talker" and "Ho!")
 Erik Lidbom – all instruments, computer programming, and digital editor (on "Sweet Talker")
 Armadillo – vocal director (on "Sweet Talker")
 Jiyoung Shin NYC – additional editor (on "Sweet Talker", "Ho!", and "Dejavu")
 The Elev3n – all instruments, computer programming, and digital editor (on "Ho!")
 Kim Seung-soo – vocal director (on "Ho!")
 Mental Audio (Eirik Johansen and Jan Hallvard Larsen) – all instruments and computer programming (on "Dejavu")
 Hayley Aitken – background vocals (on "Dejavu")
 Anne Judith Wik – background vocals (on "Dejavu")
 Jowul – vocal director (on "Dejavu")
 Jeon Jae-hee – background vocals (on "Say Yes")
 Jeok Jae – guitar (on "Say Yes")
 Kim Byeong-seok – bass (on "Say Yes")
 Frants – all instruments, computer programming, synth, bass, and drum (on "Stuck")
 Shane – guitar (on "Stuck")

Lokasi 
Rakaman 

 JYPE Studios, Seoul, Korea Selatan 

Mixing 

 Mirrorball Studios, Hollywood Utara, California 
 JYPE Studios, Seoul, Korea Selatan 
 Koko Sound, Seoul, Korea Selatan 
 Studio Instinct, Seoul, Korea Selatan 
 821 Sound, Seoul, Korea Selatan 

Mastering 

 821 Sound Mastering, Seoul, Korea Selatan 

Fotografi 

 Kedai utama Imvely "Velyne", Seoul, Korea Selatan

Carta

Carta Mingguan

Carta Akhir Tahun

Pensijilan

Sejarah pelancaran

Rujukan 

EP berbahasa Korea
EP JYP Entertainment
EP 2018
Sumber bahasa Korea CS1 (ko)