BS”D
Which Be’ezras Hashem? The ones I know are the Yiddish song by MBD and a Hebrew language song “Be’ezrat Hashem Yihye Beseder”. I don’t know the origin of either one.
8th Day is not a problem really but a matter of taste.
I have no idea who Yanni is or what his music is like – but why is he so popular versus, say, classical music or jazz if it is just instrumental music.