Mick Jagger and The Rolling Stones are very mood inspired.

YouTube - rolling stones - under my thumb

Free Bird is peerless in getting me up and about, that & Whiskey in the Jar by Lizzy.

Soulsavers I think are also very atmospheric and easily one of the most mood altering out there, on many levels.

been driving around keeping this mood

It's really sad, I know.
I was in this mood a couple of nights ago and it just hasn't left me.

The lyrics are simple, but strong.
I feel it needs no more explanation.

If I need an energy jolt and a blast of bass:

When I'm feeling melancholy (never has a brass band sounded so perfect for a song especially considering it's subject matter):

When I want to hear a church organ:

I love that prodigy song! I hadn't even heard it before, so getting a hold of it!

Have you got the whole album it's from?