The Pokémon: Symphonic Evolutions concert tour started in 2014, and it’s still going strong. They have just added several more dates onto the tour, including two nights in St. Louis at the Powell Hall on the 14th and 15th of May. The next show will coincide with E3, with the concert being held at the Microsoft Theater in Los Angeles on June 14th. After that, the show will head to Philadelphia for an evening in The Mann on July 10th. Lastly, in November you can catch the tour in Atlanta at the Cobb Energy Centre on the 9th.
Source: Pokémon Symphony