"Chainsaw" is a song recorded by American singer Nick Jonas from his third studio album, Last Year Was Complicated.

The song was written by Nick Jonas, Simon Wilcox, Sean Douglas, Julia Michaels and Nolan Lambroza.

On March 24, 2016, Jonas announced the song as part of the track list for his new album.

In the clip the singer wanders around an empty home reminiscing about a former girlfriend and all the memories they shared together before burning it down.

During the taping of CMT Crossroads he performed the song and "Close" with Thomas Rhett and Danielle Bradbery.