At the Starkiller speech, Hux could sing Dethharmonic by Dethklok.
“Prepare the laser beam. I’m gonna use it tonight…”
There’s also a line about “I’d rather you be dead than to lose a tiny shred of what I’ve made this fiscal year.”
That would actually give the First Order some motivation. They’re against the New Republic because of their taxation policies regarding trade routes. This also connects it to Phantom Menace because, like poetry, it rhymes 😉