Hard to Say I'm Sorry (1982) - Chicago "Hard to Say I'm Sorry" is a song written by bassist Peter Cetera, who also sang lead on the track, and producer David Foster, for the group Chicago. It was released on May 16, 1982, as the lead single from the album Chicago 16. On September 11 it reached No. 1 for two weeks on the Billboard Hot 100. It was the group's second No. 1 single. It was their first top 50 hit since "No Tell Lover" in 1978 and it spent twelve weeks in the top 5 of the Billboard Hot