In past seasons tenor, Stephen Costello has appeared on the San Diego Opera stage in the serious roles of Faust and Romeo in Gounod's two masterworks. Opening January 26, he takes on comedy in the role of Tonio in The Daughter of the Regiment for the first time. In this interview Nicolas Reveles, the Geisel Director of Education & Outreach, talks to Costello about his career and how he's approaching this challenging comic character.