The Joker Went Wild is a song about a man who thought he was a king because he had captured someone's heart. However, he realizes too late that he treated her mean and lost everything when his kingdom fell apart. He cannot sleep at night and when he finds that she is gone, he realizes he loved her. He becomes a joker, unable to smile or feel like a king anymore. The song offers friendly advice to treat someone's heart nicely or risk losing them. Overall, the song is a cautionary tale about the consequences of taking someone's love for granted.