Harmonix and MTV Games today announced the addition of six new tracks to the Rock Band Music Store catalog of downloadable content for Wii. The update includes “March of the Pigs” and “The Collector” from Nine Inch Nails, “I Fought the Law” from Clash and “Rockaway Beach” from Ramones. The offering also features two exclusive 2008 Rock Band re-recordings of “Margaritaville” and “Volcano” from singer-songwriter Jimmy Buffett. The tracks are now available for $2.00 (200 Wii Points) per track.