Rock Band gets an international flair today, as this week’s bevy of downloadable tunes brings two songs from Spanish-language bands that, yes, feature Spanish lyrics.  More information about each track can be found here.
http://www.rockband.com/forums/showthread.php?t=102457

Are You Dead Yet?” — Children of Bodom
“Tutto e Possibile” — Finley
“Hay Poco Rock & Roll” — Platero y Tu
“Tempted” — Squeeze
“Ready, [...]

The official Offspring web site revealed a few upcoming downloadable songs that will be featured in Rock Band.
There song “Hammerhead” is already available, but more are to come in the near future.
The tracks that the web site confirms include:
“Come Out And Play [Keep ‘Em Separated]“
“Self Esteem“
“Gone Away“
“All I Want“
“Pretty Fly (For A White Guy)“
”The Kids [...]

It looks like a new trailer for the Wii edition of Rock Band is making its way through television airwaves right now. The ad features a song by Coheed and Cambria. The Wii version of the game features Wii with 63 songs, including five new bonus songs, and exclusive white drums.

http://www.youtube.com/watch?v=aQVKJlqnm5g