Who played and sang
On these albums
Chicago IX: Chicago’s Greatest HitsChicago · 1975
The Very Best of ChicagoChicago · 1996
The Chicago Story: Complete Greatest HitsChicago · 2002
The BoxChicago · 2003
Disco Fever: Young Hearts Run FreeVarious Artists · 2006
Anthems: DiscoVarious Artists · 2010
We Love the Nightlife: Dance Dance DanceVarious Artists · 2011
Chicago IX 50th Anniversary Expanded Greatest HitsChicago · 2025
Source: MusicBrainz recording 2e29b656-e26a-477a-b3a1-ffd819093d25 (CC0).