"Miss Movin' On" is the debut single by American pop group Fifth Harmony from their debut EP Better Together, released on October 22, 2013. It is their first single after placing third on the second season of The X Factor and subsequently signing with Simon Cowell's Syco label. It was released digitally on July 16, 2013 through Syco and Epic.

"Miss Movin' On" peaked at number 76 on the US Billboard Hot 100 and number 27 on the US Mainstream Top 40 chart. It also charted in New Zealand, peaking at number 27. The song was certified gold by the Recording Industry Association of America.

An accompanying music video for the song, directed by Hannah Lux Davis, was released on the band's YouTube page, featuring the girls enjoying themselves at an amusement park after getting over the break-ups of their boyfriends. They first performed the song live on The Today Show and would make later appearances on Fox & Friends, The Arsenio Hall Show, Live! with Kelly and Michael and the Radio Disney Music Awards.

The main producer of Fifth Harmony's debut EP and debut album, Julian Bunetta, stated on Twitter that two singles from the album would be released during June 2013. On June 4, 2013, Fifth Harmony tweeted that there would be an upcoming announcement related to the single and on June 7 the group announced via a Vine video that the debut single is called "Miss Movin' On". Fifth Harmony released a short preview of the song on Twitter.

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