"Killing with a Smile" is a song by the Australian band Parkway Drive. It features heavy metal elements and explores themes of inner conflict and the darker aspects of human nature. The lyrics convey a sense of struggle, reflecting the tension between outward appearances and internal turmoil. The song is part of the album Killing with a Smile, released in 2005. This album helped establish Parkway Drive as a prominent band in the metalcore genre, showcasing their signature sound and lyrical depth. The track is known for its powerful instrumentation and emotional intensity.