Their debut single, ' Happiness', was released digitally on August 4. Red Velvet made their official debut stage on August 1, 2014, on the program Music Bank. 2014вЂ“2015: Debut, new member Yeri and domestic breakthrough With the addition of member Joy, the quartet went on to debut in 2014 as SM Entertainment's first girl group in five years and first idol group since 2012. Rumors of a group debut gained traction in July, which was subsequently confirmed by SM Entertainment. In March 2014, Wendy, then credited as a member of SR14G, was introduced through the release of 'Because I Love You', her first solo soundtrack for the Mnet drama Mimi.

Irene and Seulgi made cameo appearances in the music videos for ' 1-4-3 (I Love You)' and ' Fantastic', respectively, by then-labelmate Henry Seulgi also featured in Henry's 'Butterfly'. Preparations for Red Velvet's debut began in late 2013 with the introduction of Irene and Seulgi in December 2013 and Wendy in March 2014 through SM Entertainment's trainee group SM Rookies. In 2012, Wendy and Joy were cast through the SM Global Auditions in Canada and Seoul, respectively. Red Velvet began forming in 2007 when Seulgi was cast as a trainee by SM Entertainment via audition. Their wide domestic influence has been recognized by Forbes Korea Power Celebrity (placing 11th in 2018 and fifth in 2019) Internationally, they were named one of the most popular K-pop groups by Time and Billboard and are the fifth most streamed K-pop artist worldwide on Spotify as of February 2020. Red Velvet have received numerous accolades, most notably the Golden Disc New Artist Award, the Mnet Asian Music Award for Best Female Group, the Korean Music Award for Best Pop Song, and the Asia Artist Award for Song of the Year. The group also ventured into the Japanese music scene with the extended plays #Cookie Jar (2018) and Sappy (2019). Numerous others charted both in the Gaon Digital Chart and the Billboard World Digital Song Sales chart including ' Happiness', ' Ice Cream Cake', ' Dumb Dumb', ' One of These Nights', ' Russian Roulette', ' Rookie', ' Peek-a-Boo', ' Bad Boy', ' RBB (Really Bad Boy)', ' Zimzalabim', ' Umpah Umpah', ' Psycho', and ' Queendom'. Their hit singles ' Red Flavor' and ' Power Up' reached number one on the Gaon Digital Chart. The group's Korean-language discography includes two studio albums, one reissue album, one compilation album, and ten extended plays-eleven of which have topped the South Korean Gaon Album Chart. Their genre versatility and hooks have garnered critical praise. Musically, the work of Red Velvet reflects their own group name: their predominantly- pop 'red' side experiments occasionally with electronic, funk and hip hop, while their 'velvet' side focuses on '90s-influenced R&B with elements of ballad and jazz. A fifth member, Yeri, joined the group in March 2015, following the release of their first mini album, Ice Cream Cake.

They originally debuted on August 1, 2014, with the single ' Happiness' with the four-member line-up of Irene, Seulgi, Wendy and Joy. Red Velvet ( Korean: л €л“њлІЁлІі RR: Redeubelbet) is a South Korean girl group formed and managed by SM Entertainment.

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