Published by Santorella Publications. The Moonlight Sonata also known as "Quasi Una Fantasia" may be considered as one of Beethoven's most recognizable themes. This emotionally melancholy masterpiece, published by Santorella Publications, is heard as the backdrop to countless venues. Weddings, recitals and film scores are a few diverse examples of its use in today's marketplace. This arrangement for flute and guitar by Lee West is transcribed from the original piano works, therefore the historical importance alone is just one of the reasons to experience this phenomenal piece.