Se vuol ballare
The cavatina "" is an aria for baritone or bass from the first act of the opera "The Marriage of Figaro" by Wolfgang Amadeus Mozart. The libretto was written by Lorenzo Da Ponte based on a stage comedy by Pierre Beaumarchais, La folle journée, ou le Mariage de Figaro (1784). The Italian title means "If you want to dance".
La cambiale di matrimonio
La cambiale di matrimonio (; The Bill of Marriage or The Marriage Contract) is a one-act operatic farsa comica by Gioachino Rossini to a libretto by Gaetano Rossi. The libretto was based on the play by Camillo Federici (1791) and a previous libretto by Giuseppe Checcherini for Carlo Coccia's 1807 opera, "Il matrimonio per lettera di cambio". The opera debuted on 3 November 1810 at the Teatro San Moisè in Venice. It had a run of thirteen performances at Teatro San Moisè.