A four disc Better Together: Deluxe Edition set started selling exclusively on Fifth Harmony's official store on December 3, 2013, consisting of the standard five-track extended play, along with Better Together: Acoustic, Juntos, Juntos Acoustic and a card to download the remix extended play.

[2] The extended play is preceded by the single "Miss Movin' On" which peaked at number 76 on the Billboard Hot 100.

[7][8][9] The song gained comparisons to Whitney Houston's I Wanna Dance with Somebody (Who Loves Me) for having a similar message and upbeat sound.

[7][8] The second track is the lead single "Miss Movin' On", whose lyrical content delivers a message of empowerment by expressing the feeling of "moving on from a relationship".

[8] As noted by David Greenwold from Billboard, the "empowering track fulfills the group's promise of "fun pop".

[11][12][13] The title track "Better Together" is a throwback R&B-pop song,[7] with critics comparing its sound to the musical style of Mariah Carey and Ariana Grande.

[8][9] The fourth track "Who Are You" is the only ballad present in the extended play,[8] containing a slow piano melody and strings harmonizing around.

They also performed "Miss Movin' On" on Live with Kelly and Michael and The Arsenio Hall Show.

[citation needed] "Miss Movin' On" was released as the group's debut and lead single on July 16, 2013.