Kenny Chesney's much anticipated upcoming album, Lucky Old Sun, is still a few weeks away, but fans can get a sneak preview thanks to iTunes.The music download site will be releasing one new song from the album every week until its release on Oct. 14. The first song, "Nowhere to Go, Nowhere to Be," was made available on Sept. 23, with "Key's in the Conch Shell" and "Spirit of a Storm" wrapping up the preview tracks to be released in coming weeks.As for the album itself, the deluxe package will include downloads of videos and concert footage, as well as bonus songs from his Poets and Pirates Tour.