According to a Harmonix developer on the official Rock Band 2 forums, these are the DLC tracks coming to Wii today:
Radiohead - My Iron LungWolfmother - Joker & the ThiefKISS - Calling Dr. LoveDavid Bowie - Moonage DaydreamMetallica - BlackenedMetallica - Ride the LightningThe Clash - Train in VainSonic Youth - Kool ThingGarbage - Why Do You Love MeDrive By Truckers - 3 Dimes DownLucinda Williams - Can't Let GoNeko Case - People Got a Lotta NerveOld 97s - Time BombSteve Earle - Satellite Radio
