"Free" is a song written by Robert Lamm as a part of the "Travel Suite" for the rock band Chicago and recorded for their third album Chicago III (1971), with Terry Kath singing lead vocals. It was the first single released from this album, and peaked at #20 on the U.S. Billboard Hot 100. Personnel Terry Kath – lead vocals, guitar Robert Lamm – keyboards, backing vocals Peter Cetera – bass, backing vocals Danny Seraphine – drums, percussion James Pankow – trombone Lee Loughnane – trumpet Walter Parazaider – alto saxophone References 1971 singles Chicago (band) songs Songs written by Robert Lamm Song recordings produced by James William Guercio Columbia Records singles 1971 songs