Like Ooh-Ahh

It was released by JYP Entertainment on October 20, 2015, as the lead single from their debut extended play The Story Begins.

[1][2] The composition team included Black Eyed Pilseung and lyricist Sam Lewis, known for producing successful releases such as Miss A's "Only You".

However, the members barely notice them and continue dancing and singing through the halls, the roof, a bus, and leading to a space eventually with the zombies themselves.

[7][8] On November 11, 2016, it hit 100 million views on YouTube, making Twice the fourth K-pop girl group to reach this milestone, as well as the first debut music video to do so.

They released a compilation album titled #Twice which consists of ten songs including both Korean and Japanese-language versions of "Like Ooh-Ahh".