Enaid Is A Celtic New Age Quartet Formed By David Arkenstone Keyboards Guitar Mandolin Percussion Diane Arkenstone Vocals Keyboards Don Markese Flute Pennywhistle And Joel Derouin Violin . They Released "Avalon A Celtic Legend" In 2002. Composed And Produced By Diane And David This Album Features Lush Soundscapes Enjoyable Melodies And A Certain Cinematic Sweep.