The Accidentals in a band. Of the band's name origins, the band have stated in radio interviews that they had decided on "The Accidentals" because of the accidental note in music, which is denoted by a pitch that is not a member of the scale or mode that is specified by the most recently applied key signature, and the coincidental qualities behind its relation to their meeting each other by chance. On May 21, 2012, the Accidentals released their self-produced debut full-length album, "Tangled Red and Blue". The album features 13 tracks ranging across a spectrum of contemporary folk sounds and was
Key signature the signature. In the major key with four flats (B E A D), for example, the penultimate flat is A, indicating a key of A major. In this case each new scale starts a fifth "below" (or a fourth above) the previous one. A key signature is not the same as a key; key signatures are merely notational devices. They are convenient principally for diatonic or tonal music. The key signature defines the diatonic scale that a piece of music uses without the need for accidentals. Most scales require that some notes be consistently sharped or flatted. For example, the