Conversation so far:
What year did Peter Cetera leave the band Chicago?
Vocalist Peter Cetera ultimately left Chicago in the summer of 1985.
What led to Peter Cetera's departure from the band Chicago?
Peter Cetera  proposed an arrangement with the band where they would take hiatuses after tours to let him focus on solo work, but the band declined.
Did Chicago's Peter Cetera's departure cause any issues within the band?
Chicago's guitarist Chris Pinnick left the group prior to the recording of the band's next album.
Did Chicago's Peter Cetera's departure lead to the break-up of the band?
Chicago's Peter Cetera's former position was filled by bassist and singer-songwriter Jason Scheff, son of Elvis Presley's bassist Jerry Scheff.
What did Chicago's Peter Cetera do after leaving?
After leaving Chicago, Peter Cetera topped the charts with Glory of Love, and with The Next Time I Fall.
Did Peter Cetera have other chart topping songs besides Glory of Love and The Next Time I Fall after leaving Chicago?
After leaving Chicago, two more Peter Cetera songs reached the Top Ten: a 1988 solo hit called One Good Woman, and a 1989 duet with Cher called After All.
Did the band, Chicago have any hits after Peter Cetera's departure?
Chicago's album Chicago 18 released on September 29, 1986, and included No. 3 single Will You Still Love Me?, and Top 20 Pop song If She Would Have Been Faithful....

Question: Did Peter Cetera and/or Chicago ever talk about getting back together?
Self-contained rewrite: Did Peter Cetera and the band, Chicago ever talk about getting back together?