Musical notation its "natural" form, which means that any sharps or flats applying to that note from the key signature or from accidentals are cancelled. Sometimes a courtesy accidental is used in music where it is not technically required, to remind the musician of what pitch the key signature requires. Following the key signature is the time signature. The time signature typically consists of two numbers, with one of the most common being "4/4". The top "4" indicates that there are four beats per measure (also called bar). The bottom "4" indicates that each of those beats are quarter notes. Measures divide
The Signature Series featured in the episode are mentioned. On SoundCloud, the pieces in each episode are timed such that when the piece changes, the pop-up comment identifies the piece being played, together with the composer who wrote the music. Each key has an image, with its name, its nickname, and a person (or animal, in the case of C minor) whose personality is representative of that key on it, except for C major, whose picture is that of the sky and the sea, with no people featured. Ben Didier of CBC music is the designer for the images. The Signature Series is