Peter Cetera was on an album.
Peter Paul Cetera ( [ səˈtɛrə ] ; born September 13 , 1944 ) is an American singer , songwriter , and bassist best known for being an original member of the rock band Chicago ( 1967 -- 1985 ) , before launching a successful solo career . With `` If You Leave Me Now , '' a song written and sung by Cetera on the group 's tenth album , Chicago garnered its first Grammy Award . As a solo artist , Cetera has scored six Top 40 singles , including two that reached number one on [ [ Billboard Hot 100 | Billboard '' 's Hot 100 ] ] chart in 1986 , `` Glory of Love '' and `` The Next Time I Fall . '' In 2014 , the first album by the group Chicago , Chicago Transit Authority ( Columbia , 1969 ) , with Cetera on bass and vocals , was inducted into the Grammy Hall of Fame .