You have to play them in"Tour Mode" to unlock them. Or you could enter the "Unlock all songs" cheat (God knows how).
They appear in your setlist.
If you mean from rockband1 to rockband2 then yes. A hand full of songs can be loaded on to rockband2. You do have to pay a fee of about 5 dollars to certify that you are eligible to to make the transaction.
bet the all the challenge to unlock the Impossible Guitar
You have to connect to the internet and buy them from online.
There are too many to name on this. There are over 80 songs from artists like Foo Fighters, Disturbed, Linkin Park, FleetWood Mac and others.
you dont unlock songs, you make them
It is already out.
No, you cannot unlock the songs with a cheat.
yes
I'v played a bit. The only things to unlock seem to be tutorial vids. Sorry. The game designers didn't give us any unlock-able songs. No you Can't Unlock songs
If you buy it for the PS2 then yes.
You don't unlock new songs.