Harmonix, MTV Games and Electronic Arts today announced that additional Rush tracks will be available at the Rock Band Music Store catalog of downloadable content. Air drummers and guitarists will rejoice when direct from the Rush Masters Vault the exclusive Rock Band versions of Closer To The Heart and Working Man (Vault Edition) (featuring never released alternative guitar solo) are made available for $1.99 per track (160 Microsoft Points for Xbox LIVE Marketplace). Press 'read more' for details.