“ilomilo” is the seventh promotional single and a visualizer from American singer, songwriter Billie Eilish‘s debut studio album, When We All Fall Asleep, Where Do We Go?
Eilish and her brother Finneas O’Connell co-wrote it, while the latter solely handled the production.
An animated visualizer to accompany the song, depicting deep sea creatures, was released to Eilish’s YouTube channel on April 24th, 2020. For further promotion, the singer performed “Ilomilo” a number of times. She sang it at the Coachella Valley Music and Arts Festival in April 2019, and at the Glastonbury Festival in the June of that year.
It is an Electropop song and was sent to Italian contemporary hit radio stations on April 10, 2020 by Universal Music Group.