From Denver, Colorado

From last.fm:

Breathe Carolina is an electronic duo from Denver, Colorado. When members, Kyle Even and David Schmitt started the project in 2007, they didn't anticipate that their “just for fun” intent would explode into an internationally sought-after duo within just a couple of years. The story of Breathe Carolina is a modern day music fairytale, about two friends who recorded tracks on Mac program GarageBand at home in Denver, Colorado, put them on to MySpace and rapidly gained a huge online following. Read more about Breathe Carolina on Last.fm.