
TWICE (트와이스) is a nine-member girl group under JYP Entertainment . They were formed through the competition reality show SIXTEEN and officially debuted on October 20, 2015 with the mini album The Story Begins.

2015: Debut with The Story Begins
On October 7, 2015, JYP launched the group’s official website and announced on social media that the group would debut with the mini album The Sory Begins with “Like Ooh-Ahh” as the title track. On October 20, the album and the song’s music video were released online on October 20 and through the Naver “V LIVE” App. The group held their debut showcase the same day, where they performed “Like Ooh-Ahh” along with dance tracks “Must Be Crazy” and “Do It Again”. The title track’s music video hit 50 million views within five months of their debut and became the most-viewed debut music video for any K-pop group, later becoming one of the first K-pop group to have their debut music video pass 100 million views.

On April 25, 2016, their second mini album Page two was released. It contains a total of seven songs including the title track “Cheer Up” and “I’m Gonna Be A Star” which serves as the theme song of SIXTEEN. TWICE won their first music program award on May 5, 2016, on M! Countdown, exactly one year after the initial airing of SIXTEEN, and later on other music broadcasting shows.
On September 23, TWICE released their official colors, Apricot and Neon Magenta. Five days later, JYP Entertainment announced that the group is preparing for a late October comeback with a new album. On October 10, the agency released a time table for their mini album TWICEcoaster : Lane 1

JYPE announced that TWICE will be making a comeback and will be releasing a special album titled TWICEcoaster : Lane 2 Later on February 2, it was announced that the album would come out on February 20, and the title song for album would be “Knock Knock”. On February 12, the track list and the album cover was released. The album and title track’s music video was released online on February 20 at midnight. An hour after release, the group achieved the top spot on all eight of Korea’s major real-time music charts.

On April 22, they released their seventh mini album Fancy you. The music video of “Fancy”, which garnered over 42.1 million views in a single day, also reached the seventh position in the list of YouTube’s biggest debuts during the first 24 hours. The release of Fancy You made TWICE the best-selling Korean girl group of all time with a total of 3,750,000 copies sold from their twelve Korean releases, surpassing the twenty-year-old record of S.E.S. TWICE has also sold over approximately six million albums worldwide.