Today RockBand made available a 3 pack of Rush songs in the Rock Band 3 Music Store of downloadable content for the Xbox360, PlayStation3 and Wii. Rush Pack 01 features Fly By Night, from 1975’s album of the same name, followed by a live cut of one of The Rock and Roll Hall of Fame’s 500 Songs That Shaped Rock and Roll , Rush’s The Spirit of the Radio, and is rounded out by Caravan, a track off of Rush’s upcoming 20th studio album, Clockwork Angels, due out next year. Get your Rush Pack 01 at rockband.com now. Songs included in the Rush Pack 01 pack releasing Dec 13 on …