What is wrong with euthyphro's second definition of the pious?

Euthyphro's third definition of piety is: "What all the gods love is pious, and what they all hate is impious." In reply, Socrates poses the question that would eventually become known in philosophy as the Euthyphro dilemma: "Is the pious loved by the gods because it is pious?

or something like that..

a=c and then d= c because of the band so you get ac/dc and you add them together you get sound waves