The Love of My Life) is a song by American singer-songwriter Billie Eilish from her third studio album Hit Me Hard and Soft, released through Darkroom and Interscope Records on May 17, 2024.

[1] In an interview with Apple Music's Zane Lowe, the siblings recalled that they made a song called "Over Now" in October 2022 with purpose of being a track to exercise to.

The producer said that they wrote verses to justify the negativeness present on the rest of the song, which he compared to the previous album track, "The Greatest", that it contrasts its lyrics.

[2][8] It starts as a retro and bossa nova-influenced side, where she reminisces on the past relationship, before segueing into an electronic part with an ad-libbed lyrics focusing on a positive effect of the breakup.

[8][9][10] Media outlets noted that the track begins as a piece reminiscent of works by late French singer Édith Piaf and Icelandic singer-songwriter Laufey,[11][12] while the ending has been compared to Charli XCX's hyperpop material, as well as to the Weeknd's "Blinding Lights" (2019).

[16][17][18] "L'Amour de Ma Vie" has been described as a "melancholic", "lounge", "swingy", and "torchy" ballad,[8][19][20][21] combining easy listening, jazz, retro-pop and soft rock genres.

[8][22][29] In an extended edit, Eilish swoops more biting words towards her previous lover, finishing the song singing: "I wasn't satiated / You're looking older lately / Dating another baby".