So That's The Name of the Classical Symphony Used in the "My Girl" Song "Never Say Goodbye"

I don't usually watch Korean drama but because the Korean boom has been very strong in Asia lately, there's been lots of them on TV in Hong Kong. So while I was over there in January I came across "My Girl (마이걸)", otherwise known as "大話妹" in Cantonese meaning "The Lying Little Girl". They were advertising the drama every hour or...