“Calling All Hearts” is a pop/funk/disco song by American producer DJ Cassidy, featuring vocals from American-Canadian singer-songwriter, musician and actor Robin Thicke, and English singer-songwriter Jessie J.

The song was released in the United Kingdom on April 20th, 2014 as a digital download and it was written by Cassidy Podell, Jessica Cornish, Claude Kelly and Gregory Cohen.

The music video was first released onto YouTube on March 4th, 2014 at a total length of six minutes and thirty-five seconds. It was directed by Director X and shot in London, featuring a 13-piece band performing on a 52 square-foot pink lacquer heart-shaped stage.