Halocene are an American Pop-Rock band hailing from Phoenix, Arizona. They are best known for their Rock re-imaginings of major pop songs, which they post on their YouTube channel, along with their own original music. So far they have released a total of four projects between 2011 and 2018, two covers albums, and two of their own music.

The lead singer, Addie, also enjoys singing, and occasionally rapping, on Nerdcore songs inspired by movies and video games, usually in collaboration with major YouTube music group Nerd Out!.

Since 2008, the band has performed on Warped Tour and even opened for huge bands like Fall Out Boy and ​​blink-182. They continues to tour and release music independently, alongside maintaining their YouTube and Twitch channels.