The song received favorable reviews from music critics, who deemed it "catchy" and picked as one of the best tracks on the album. The music video for "One Heart" was directed by Antti Jokinen and released on 30 May 2003. It was included on the UK enhanced double A-side single "One Heart/I Drove All Night". The making of the video was shown on the "A New Day... Live in Las Vegas" bonus DVD, called "One Year...One Heart". In October 2008, it was included on the European version of Dion's "" greatest hits.