"Everything I Didn't Say" is a song by Australian pop rock band 5 Seconds of Summer.
It was released on 25 June 2014 as the second promotional single from their debut self-titled studio album.
[3] Bassist Calum Hood stated, "It's about after a relationship has ended, and you wish you had been a better person.
The track has been described as a mid-tempo pop-rock song,[5] with a BPM count of 87, and its key is A Major.
[6] Jason Lipshutz of Billboard praised the production on the track but criticized the "cliched lyrics" of "Everything I Didn't Say" that prevented the song from "hitting its mark.