Originally Posted by BrainPat

Here's a couple of mine:

Crazy Train- ozzy (played to death but still)
Welcome To The Jungle- You Could Be Mine- GNR
Motley- Red Hot ( or the whole Shout at The Devil album)
Pantera- Fucking Hostile ( ok, harder than hard rock)
Ac/Dc- For Those About To Rock ( We Salute You)

and what got it all started for me:

Iron Man- Black Sabbath

And so many more...How to choose just one?