If someone wanted to check out Vocaloids and asked you what song should they look up? what song would u choose as a starter?

i cant end up with one answer .. so i cant say what vocaloid song you should listen to .. coz they are all damn good!! trust me .. once you listen to them .. you will pag-ibig em ..

filled with stories and stuff.. XDD

this is one great vocaloid song : the series of evil
which includes daughter of evil servant of evil and blah blah blah .. XD