Sierra was co-written by the duo signed to what label?
Maddie &amp; Tae Maddie & Tae is an American female country music duo composed of Madison Marlow and Taylor Dye, both of whom are singers, songwriters, and guitarists. The duo is signed to Dot Records. Their debut album, "Start Here", was released on August 28, 2015 and includes the singles "Girl in a Country Song", "Fly", "Shut Up and Fish", and "Sierra".
Boy (duo) Boy (stylized BOY) is a Swiss–German pop duo founded in 2007 by Swiss singer Valeska Steiner and German bassist Sonja Glass. The two met while at a pop-music course at the Hochschule für Musik und Theater Hamburg in 2005. The band initially played concerts exclusively, before being discovered and signed to Herbert Grönemeyer's label, Grönland Records, in 2011.