Ocean Eyes (song)

"Ocean Eyes" is the lead single by American singer Billie Eilish from her debut EP, Don't Smile at Me (2017). It was initially released on SoundCloud on November 19, 2015, and commercially released on November 18, 2016 as the EP's lead single by Darkroom and Interscope Records. The song was also the lead single of the soundtrack album to the film Everything, Everything (2018). "Ocean Eyes" was written and produced by Eilish's brother Finneas O'Connell, who originally wrote it for his band. Finneas gave the song to Eilish after feeling the song suited her vocals better.

"Ocean eyes” received mainly positive reviews from critics, several of whom praised its composition and lyrical content. The song didn’t appear on any charts until 2018, reaching number 84 on the US Billboard Hot 100, number 72 on the UK Singles Chart and within the top 60 of the charts of several other countries. "Ocean Eyes" has received several certifications, including triple-platinum certification by the Recording Industry Association of America (RIAA).

To promote the song, the track was accompanied by a music video, directed by Megan Thompson and released on March 24, 2016. A dance performance video was released on November 22, 2017. Eilish included the track on the setlists of her 2019 When We All Fall Asleep Tour, her 2020 Where Do We Go? World Tour, and her 2022 Happier Than Ever, The World Tour.