Le timbre d'argent

Le timbre d'argent (French pronunciation: [ tɛ̃bʁ daʁʒɑ̃], The Silver Bell) is an opéra fantastique in four acts by composer Camille Saint-Saëns to a French libretto by Jules Barbier and Michel Carré. Although completed in 1865, the opera did not receive its premiere performance until 23 February 1877, when it was presented by Albert Vizentini's Théâtre National Lyrique at the Théâtre de la Gaîté in Paris. It includes the well-known aria "Le bonheur est chose légère".