Joseph Calleja will appear in the Official Opening Concert of the 2017 Maltese Presidency of the Council of the European Union on Monday, Jan. 16, 2017. The tenor made the announcement via social media on Thursday. He will perform selections from “Die Zauberflöte,” Flotow’s “Martha,” “Roméo et Juliette,” “Werther,” “Tosca,” “Le Cid” and a number of Verdi operas including “Rigoletto” {…}