Singles and other songs performing with her brother
Finneas in 2017|alt=A man plays a guitar while a woman sings into a microphone. "Ocean Eyes" was originally released on November 18, 2015, via
SoundCloud and YouTube. On November 18, 2016, it was re-released as the
lead single from ''Don't Smile at Me
. Although the song did not chart initially, it became a sleeper hit in 2019 after Eilish released her debut studio album When We All Fall Asleep, Where Do We Go?, reaching number 72 on the UK Singles Chart and number 84 on the US Billboard'' Hot 100. The
Australian Recording Industry Association (ARIA) certified the song quadruple platinum in Australia. It received triple platinum certifications in the United States, Canada and Denmark from the
Recording Industry Association of America (RIAA),
Music Canada (MC) and
IFPI Denmark, respectively. The song spawned two
music videos; Megan Thompson directed the first released on March 24, 2016. A remix EP for the track was released on January 14, 2017. It includes remixes by Astronomyy,
Blackbear,
Goldhouse, and
Cautious Clay. "Bellyache" was released on February 24, 2017, as the second
single from ''Don't Smile at Me
. The song was also a sleeper hit, reaching number three on the US Bubbling Under Hot 100 chart for a milestone of 32 weeks, and number 79 on the UK Singles Chart. It was certified double platinum in the US, Australia, and in Mexico by the Asociación Mexicana de Productores de Fonogramas y Videogramas (AMPROFON). Miles and AJ directed an accompanying music video released on March 22, 2017. Marian Hill remixed "Bellyache" and released it on May 5, 2017. "Watch" was released as the third single from Don't Smile at Me'' on June 30, 2017.
Megan Park directed the song's music video which was released on September 18, 2017. The track was certified platinum in the US, Canada, and Australia. "Copycat" was released as the EP's fourth single on July 14, 2017.
Sofi Tukker remixed it and released it on January 12, 2018. The song peaked at number 12 on the Bubbling Under Hot 100 chart; it ultimately was certified in the US. "Idontwannabeyouanymore" was released as the fifth single from ''Don't Smile at Me
on July 21, 2017. It charted at number 96 on the Billboard'' Hot 100 and number 78 on the UK Singles Chart. A
vertical video for the track was released to
Spotify in December 2017. The EP's sixth single, "My Boy", was released on July 28, 2017. The song received a remix by TroyBoi entitled "MyBoi", released on March 9, 2018. "My Boy" was certified platinum in the US. "&Burn", featuring American rapper Vince Staples, was released as a single on December 15, 2017 and later included on the EP's reissue. The song was certified gold in the US. "Party Favor" was released on an exclusive pink
7-inch vinyl as a promotional single on April 21, 2018, coinciding with that year's
Record Store Day. A cover of "
Hotline Bling", originally performed and written by Canadian rapper
Drake, was released as the
B-side. "Party Favor" was certified gold in the US. "Lovely", featuring Khalid, was released as the lead single for
13 Reasons Why: Season 2 (Music from the Original TV Series) on April 19, 2018, and later included on the expanded edition of the EP. The song reached number 64 on the
Billboard Hot 100 and number 47 on the UK Singles Chart. "Bitches Broken Hearts" was originally released as a standalone single on March 30, 2018. It was later included on the expanded edition of ''Don't Smile at Me'' and the physical deluxe edition of Eilish's debut studio album
When We All Fall Asleep, Where Do We Go?. Despite not being released as a single, Henry Scholfield produced a music video for "Hostage". It was initially released exclusively via
Apple Music on July 11, 2018. "Hostage" was ultimately certified platinum in the US and Canada.
Tours To promote the EP, Eilish embarked on the
Don't Smile at Me Tour and
Where's My Mind Tour during 2017 and 2018. Eilish would then sing "&Burn" without Staples. It would begin with the original arrangement before the beat drops and Eilish would break into dance. Lyndsay Havens described the performance as "explosive" but "at times tender, and entirely exciting". ==Critical reception==