"If the World Was Ending" is a song by JP Saxe featuring Julia Michaels. The song explores themes of love and connection in the face of impending disaster, highlighting the emotional weight of relationships when time is limited. The lyrics convey a sense of urgency, as the singers reflect on what they would do if they knew the world was about to end. They express a desire to reconnect with loved ones, emphasizing the importance of cherishing moments together, even in the most challenging circumstances.