High Quality Content by WIKIPEDIA articles! XOBC is an EP by the American singer-songwriter Brandi Carlile, released through Sony Music Entertainment via iTunes on February 8, 2010 in the United States. The Valentine's Day EP contains two cover songs ("All You Need Is Love" by The Beatles and "Heaven" by Bryan Adams) along with three original tracks. Songs for the collection were recorded during holiday downtown following the release of her previous studio album Give Up the Ghost (2009). A singer-songwriter is a musician who writes, composes and sings their own material including lyrics and melodies. They often provide the sole accompaniment to an entire composition or song, typically using a guitar or piano.