My favorites here are Michigan and Georgia Tech, but that's probably because those were already two of my favorite fight songs. (But it's undeniably somethin' to hear, "I wish I had a barrel of rum," delivered in such cheerful and overwhelming fashion.) If she did "Rocky Top," I'd probably straight up download it.
As in all instances, "Boomer Sooner" is a waste of her and anyone else's talents.
Look through SB Nation's many excellent college football blogs to find your team's community.