"Good Bye Baby" is a song by South Korean girl group

Girl group

A girl group is a popular music act featuring several young female singers who generally harmonise together.Girl groups emerged in the late 1950s as groups of young singers teamed up with behind-the-scenes songwriters and music producers to create hit singles, often featuring glossy production...

 miss A

Miss A

Miss A , commonly stylized as miss A, is a four member South Korean girl group formed by JYP Entertainment through their sub-label AQ Entertainment in 2010. The group consists of members from both China and South Korea...

. The song is taken from their first album, A Class. "Good Bye Baby" has topped various charts in South Korea.

Release

After postponing their comeback which was meant for May 2011 after the release of the single "Love Alone" in July 2011, miss A announced their comeback with their first full album called A Class which was released on July 18, 2011. A week before their comeback, the audio teaser for their title track, "Good Bye Baby", was released on July 10, 2011. Afterwards, they released new music video teasers for each of the members starting off with Min on July 11, Fei on July 12, Jia on July 13, and Suzy on July 14. Teasers for the music video for every member has different story line. The full music video was released on July 18 in miss A's official Youtube account.

Performances

The group had their comeback performance on July 21, 2011, with "Good Bye Baby" on M.net

M.net

M.net refers to:* M.net - a South Korean cable channel of M.net Media dedicated to broadcasting and producing music-related entertainment programming 24 hours a day....

's M! Countdown

M! Countdown

M! Countdown is a South Korean music television program broadcast by M.net. It airs live every Thursday at 6:00PM KST. The show features some of the latest and most popular artists who perform live on stage. It is hosted by Tony An and Girls' Generation's Sooyoung...

.They performed the following day on KBS

KBS

Korean Broadcasting System is the biggest of four major Korean television networks.- Structure :KBS is a 'public organization' that, by law, receives public funding from the Korean Government but is independently managed. As mentioned on the Korean Constitution, the president of KBS is...

 Music Bank

Music Bank (TV series)

Music Bank is a South Korean music television program broadcast by Korean Broadcasting System, KBS. It airs live every Friday at 6:10 PM KST. It is currently hosted by guest MCs...

, MBC

MBC

-Broadcasting:* Munhwa Broadcasting Corporation, Public broadcasting company located in Seoul, South Korea* Malawi Broadcasting Corporation, a state-run radio company in Malawi, Africa* Manila Broadcasting Company, Inc., in the Philippines...

 Show! Music Core

Show! Music Core

Show! Music Core is a South Korean music television program broadcast by MBC. It airs live every Saturday at 4:20PM KST. The show features some of the latest and most popular artists who perform live on stage...

 and SBS

SBS

-Banking:* Swiss Bank Corporation, previously one of the major Swiss banks, now merged into UBS* SBS Bank, a building society in the Southland region of New Zealand that is now registered as a bank* Skipton Building Society* Scarborough Building Society...

 Inkigayo. They had their first number #1 for "Good Bye Baby" on July 28 at M! Countdown

M! Countdown

M! Countdown is a South Korean music television program broadcast by M.net. It airs live every Thursday at 6:00PM KST. The show features some of the latest and most popular artists who perform live on stage. It is hosted by Tony An and Girls' Generation's Sooyoung...

. On the following day the song went #1 at Music Bank

Music Bank (TV series)

Music Bank is a South Korean music television program broadcast by Korean Broadcasting System, KBS. It airs live every Friday at 6:10 PM KST. It is currently hosted by guest MCs...

 and Inkigayo.

Charts

Chart	Peak position
Gaon Gaon Chart The Gaon Chart is a national record chart of South Korea. It is complied by the Korea Music Content Industry Association and sponsored by South Korea's Ministry of Culture, Sports, and Tourism; with an aim to create a national chart for Korea similar to the Billboard charts and Oricon charts...  General Singles chart	1
Gaon Gaon Chart The Gaon Chart is a national record chart of South Korea. It is complied by the Korea Music Content Industry Association and sponsored by South Korea's Ministry of Culture, Sports, and Tourism; with an aim to create a national chart for Korea similar to the Billboard charts and Oricon charts...  National Singles chart	1
Gaon Gaon Chart The Gaon Chart is a national record chart of South Korea. It is complied by the Korea Music Content Industry Association and sponsored by South Korea's Ministry of Culture, Sports, and Tourism; with an aim to create a national chart for Korea similar to the Billboard charts and Oricon charts...  Monthly Singles chart	4
Gaon Gaon Chart The Gaon Chart is a national record chart of South Korea. It is complied by the Korea Music Content Industry Association and sponsored by South Korea's Ministry of Culture, Sports, and Tourism; with an aim to create a national chart for Korea similar to the Billboard charts and Oricon charts...  Streaming Singles chart	1
Gaon Gaon Chart The Gaon Chart is a national record chart of South Korea. It is complied by the Korea Music Content Industry Association and sponsored by South Korea's Ministry of Culture, Sports, and Tourism; with an aim to create a national chart for Korea similar to the Billboard charts and Oricon charts...  Download Singles chart	1
Gaon Gaon Chart The Gaon Chart is a national record chart of South Korea. It is complied by the Korea Music Content Industry Association and sponsored by South Korea's Ministry of Culture, Sports, and Tourism; with an aim to create a national chart for Korea similar to the Billboard charts and Oricon charts... Mobile Ringtone chart	6