The Tower of Heaven arc something I relate strongly with myself. And these two episodes are a huge part of the reasons why I relate to Erza.

Andy is a well known Persian singer, doing duets with Sting. Shani, his wife, just begin her imba career, the song 'DJ' was spawned from the song 'Intentalo' a Spanish song. Of course they got permission to do a version to this song. ^^