Olga Peretyatko and Yusif Eyvazov have announced that they will join Andrea Bocelli and Anna Netrebko in a summer concert.

The two will join the superstars in a concert on June 4, 2019 at the Kremlin Palace in Moscow.

It will mark the first collaboration between Netrebko and Bocelli since the 2008 Classical Brit Awards. It will also mark the first collaboration between Peretyatko and Netrebko.

Peretyatko is finishing up a world tour before heading to the Wiener Staatsoper for a new production of “Lucia di Lammermoor.” She will also headline a new production of “Anna Bolena” at the Opera de Liege.

Eyzavov next performs at the Bolshoi opera in “Don Carlo” and “The Queen of Spades,” before heading to the Royal Opera for a new production of “La Forza del Destino,” which will also star Netrebko.

Tickets are set to go on sale on Dec. 24, 2018.