Many of the nobility and gentry were leaving town for the summer, but Leopold reckoned that most would return for the king's birthday celebrations on 4 June, and accordingly organised a concert for the 5th.
Gran parte da nobreza e a alta burguesía marchaba da cidade no verán, mais Leopold estimaba que volverían para as celebracións do aniversario do rei o 4 de xuño e en consecuencia organizou un concerto para o día seguinte.