PJO/HOO Songs One-Shots [COMPLETED]

[Cover made by the talented superstarsushi]
Those one-shots we have in our minds when we listen to a song and connect it to our favorite characters...
[This is the usual copyright note and, blah, blah, blah... You get the drill (everyone knows who owns what, but it was a request from you-know-who-you-are-but-we're-nice-enough-not-to-name-you-because-we-don't-hate-you):
Mr. Richard "Uncle" "Rick" Riordan owns PJO, HoO and all the characters in it.
As for the songs... (please, check the entry of it)