Have you met Ariana Grande? If you haven't, allow us to introduce you! Ariana is a 20-year-old actress/singer who debuted her first album, Yours Truly, on Tuesday. The album's first single "The Way" quickly became a Top 40 hit. And her vocal skills are so impressive, she's even being compared to the incredible Mariah Carey! Want to know more? We've rounded up five things you need to know about this redheaded belleza: