“Regular” is the debut English language single by Korean boy band subunit NCT 127. It also serves as the lead single from their first full-length studio album Regular-Irregular. A Korean version of the track is also included on the album.

Lyrically, the song is about working hard and earning money to support an extravagant lifestyle. The verses feature heavy rapping by the members. The Latin-infused track also includes Spanish and Korean lyrics.

The song was debuted through Apple Music’s Beats 1 radio with Zane Lowe on October 8, 2018. Alongside the release, the group was also labeled Apple Music’s monthly Up Next artist, becoming the first Korean act to be featured on the series.

The unit performed “Regular” on Jimmy Kimmel Live! alongside other songs, marking their first performance on American television.