Celebrate the 50th anniversary of Chicago IX with a new Expanded Edition! The collection of Chicago's greatest hits, a 1975 chart-topper selling over five million copies, is now bigger and better than ever. The new edition expands from 11 to a massive 21 tracks, featuring hits from every studio album released between 1969 and 1980. You'll find all the classics like "25 or 6 to 4" and "Saturday in the Park," plus additions like "Street Player" and "Baby, What A Big Surprise." In honor of its gold