That's Killer Joe is a signature recording by The Manhattan Transfer, a renowned vocal ensemble celebrated for their jazz-influenced pop arrangements and intricate harmonies. The track exemplifies the group's ability to blend complex musical textures with catchy melodies, characteristic of their extensive discography spanning several decades. As a staple of their live performances and studio output, the song highlights the ensemble's mastery of polyphonic singing and their commitment to sophisticated jazz standards adapted for broader audiences. It remains a defining piece in their catalog, reflecting the group's enduring influence on vocal jazz and their reputation for delivering high-energy, technically proficient recordings that have become integral to their public musical legacy.