In my car now....

Joe Walsh - But Seriously Folks
Crystal Method - Vegas
Beastie Boys - Hello Nasty

and a couple CD compilations which includes
Walk - Avenged Sevenfold
Lamb of God - Ashes of the Wake
Rage Against the Machine - Bulls on Parade
Lollipop Lust Kill - Kill Greedy

etc etc. I have pretty eclectic tastes