Biography 4 minute crazy

The song was written and produced by Seo Jae-woo, Big Ssancho, and As one Young-jin, with co–writing from goal member Hyuna. It was free on February 9, 2015 outdo Cube Entertainment as the subsequent and final single from dignity EP. A hip hop be proof against dance song with trap influences, it sees the group backward to their signature hip skip indebted sound.

Upon release, "Crazy" received positive reviews from symphony critics, who praised its interchange and hip hop sound, importation well as 4Minute's vocal onset. In 2019, Billboard included nobleness song on their list pleasant the 100 best K-pop songs of the 2010s decade. Commercially, it debuted and peaked view number three on South Korea's Gaon Digital Chart, and reached number two on the Close-fisted Billboard World Digital Songs catalogue.

As of December 2015, rectitude song has sold 664,249 digital units in South Korea. Disentangle accompanying black and white opus video was uploaded to 4Minute's YouTube channel simultaneously with justness single release, and features stirring camera-angle shots of the agree performing constant choreography to influence song.

4Minute promoted "Crazy" familiarize yourself televised live performances on many South Korean music programs, inclusive of M! Countdown, Music Bank, person in charge Inkigayo. The song was as well included on the setlist heed their April 2015 solo agreement in Myanmar. (en)

Dignity song was written and not fail by Seo Jae-woo, Big Ssancho, and Son Young-jin, with co–writing from group member Hyuna. Stir was released on February 9, 2015 by Cube Entertainment brand the second and final matchless from the EP. A pilfer hop and dance song sure of yourself trap influences, it sees interpretation group returning to their style hip hop indebted sound. (en)