Chicago / The Nashville Sessions (CD, 輸入盤, 2013年)

1970年代のヒット曲をセルフカバーしたスタジオアルバム
Bill Champlinのバックボーカルが1曲目の「25 or 6 to 4」で聞けるが、2009年8月に脱退している為かクレジットには名前なし。
デジタルオンリーで2011年にリリースされていたが、ＣＤとしても2013/4/20に正式リリースされる。

Produced by Chicago
Recorded at Sound Kitchen, Franklin, TN (January 2009) DNA Mastering
Recorded and Mixed engineered by Kevin Beamish
Overdub engineered by Matt Coles and Adam Deane
Overdub engineered by Keith Howland and Jason Scheff

Band :
* Robert Lamm (Lead Vocals on 4, 5, 7, Background Vocals, Keyboards)
* Lee Loughnane (Lead Vocals on 2, 6, Background Vocals, Trumpet)
* James Pankow (Trombone)
* Walt Parazaider (Woodwinds)
* Jason Scheff (Lead Vocals on 1, 3, 5, 8, 9, 10, 11, 12, 13, 14, 15, Background Vocals, Bass)
* Tris Imboden (Drums)
* Keith Howland (Guitars)

15 self-covered tracks (their 70's hits)
Written by Robert Lamm (1, 4, 5, 7, 8, 12), James Pankow (2, 6, 9, 10, 14, 15), James Pankow & Peter Cetera (3), Lee Loughnane (11), Lee Loughnane, Peter Cetera & Danny Seraphine (13)
Track list :
1. 25 or 6 to 4
2. Make Me Smile
3. Feelin’ Stronger Every Day
4. Beginnings
5. Saturday In The Park
6. Colour My World
7. Does Anybody Really Know What Time It Is?
8. Questions 67 and 68
9. Old Days
10. Just You n’ Me
11. Call On Me
12. Another Rainy Day In New York City
13. No Tell Lover
14. (I’ve Been) Searchin’ So Long
15. Alive Agai2