Tweeti like picking workout tunes, lol. i dont really know your taste, but you can go to limewire, start to download these, listen to them and delte if you dont like...
avenged sevenfold............bat country
" "............thrashed and scattered
" ".............blinded in chains
linkoln park.......................bleed it out
" " give it up
slipknot.............................phsycosocial
offspring...........................hammerhead
" "..........................your gonna go far kid
metallica..........................motorbreath
metallica...........................battery
" "..........................dyers eve
megadeath.......................synphony of destruction
drowning pool...................bodies
i'll get more later....