The trolololololololol guy
No iyaz sings replay and owl city sings fireflies.
Owl City sings Fireflies....
Matthew Thiessen of Relient K sings with Owl City in this song
Her name is Breanne Duren. She also sings backup and is featured in The Saltwater Room and Air Traffic.
owl city
Owl City!
Owl City is the band/group who sing this
Adam Young
Owl City..THE BOMB
Owl City!
Adam Young is Owl City.
Owl city is a one man band. In some of his songs he sings with other people, but most of the time he sings his songs by himself.