1 2 3 Dayz Up

"1,2,3 dayz up" is a song by German singer-songwriter Kim Petras featuring English producer Sophie. It was released as part of Petras' Era 1 project, which spanned from 2017 to 2019 and included eleven singles. The track was produced by Sophie, Dr. Luke, and Aaron Joseph, with writing credits also including Petras and Aaron Jennings. Its official lyric video was released on February 13, 2019. Prior to its release as "1,2,3 dayz up," the song had been premiered by Sophie as "We Don't Stop" at Form 2018. It was officially released alongside two other songs, "If U Think About Me..." and "Homework" featuring Lil Aaron, on February 8, 2019. The track is composed in D-flat major at 108 beats-per-minute and is three minutes and 33 seconds long. It marked Petras' return to music following her 2018 Halloween-themed EP, *Turn Off The Light, Vol. 1*. The song received mixed reviews but was generally well-received. Chloe Gilke of Uproxx praised it as "one of Petras' best releases to date," calling it a "party anthem" with Sophie's production described as "electro-pop magic." DIY and *The Fader* also highlighted its upbeat, modern sound, while *Clash Music* noted its "supremely addictive" nature. However, *Bit of Pop Music* criticized the vocals and lyrics as "basic and repetitive," though they commended the production. The song was ranked fifth on Billboard's list of the best Era 1 singles and named the 38th best hyperpop song by *The Forty-Five*. Commercially, the song debuted and peaked at number 40 on ...