Opéra-Comique is a French theatrical genre that combines spoken dialogue with music, typically featuring light-hearted stories and characters. It originated in the 18th century and became popular for its accessible and entertaining performances, often incorporating elements of comedy and romance. The genre is characterized by its use of arias and ensembles, allowing for emotional expression while maintaining a lively pace. Notable works include Carmen by Georges Bizet and Les Contes d'Hoffmann by Jacques Offenbach, which showcase the blend of music and drama that defines Opéra-Comique.