Bursting into pop music after her role as Cat Valentine in the Nickelodeon series Victorious, Ariana Grande is quickly becoming one of the most admired female pop vocalists on the planet, not only because her voice but also the charming and goofy persona she often lets shine through her TV appearances, like on SNL. On tour in support of her latest album, Dangerous Woman, Ariana Grande's definitely one of the biggest names to roll through Alamo City this year. Here are some of the best moments from her performance at the AT&T Center.