Sebastien de la Cruz caused a stir on social media after singing the national anthem . Critics were outraged that he was wearing a mariachi suit while performing . Follow Cindy Y. Rodriguez on Twitter . After his game 3 performance , the Spurs brought him back for an encore . San Antonio Mayor Julian Castro honored him during game four .
Sebastien de la Cruz caused a stir on social media after singing the national anthem . Critics were outraged that he was wearing a mariachi suit while performing . After his game 3 performance , the Spurs brought him back for an encore . San Antonio Mayor Julian Castro honored him during game four .