"Fireflies" is a song, sung from American electronica project, Owl City. It's also a minor meme on the channel.
On July 14, 2009, the song "Fireflies", from Owl City, American electronica project, was released. It sung and produced by Adam Young, and co-produced by Matt Thiessen. The song is composed with a "bleepy" synth line, and the lyrics are based around insomnia, fireflies, and summer. The song topped in the Billboard Hot 100 for two non-consecutive weeks.
Meme culture 
The first ever meme-like creation to feature "Fireflies" was a video, that dumb song fireflies with dog and cat instead of person, by wheel able. The song was later used in bass-boost remixes, in the following years. It then gained another renaissance in 2017, where it was placed in the form of unfitting music memes. It was used in the form of replacement remixes. Most memes were based on the opening lyric from "Fireflies".
- See also: Category:Rips featuring Fireflies
The first rip to ever feature "Fireflies" was a GiIvaSunner rip, Remix 10 - Rhythm Heaven Fever. It was then featured in the Dedede Fusion Collab, as a SiIvaGunner rip. It was featured as a source for Thanos, during both tournaments for the King for a Day series.