Taylor Swift Sings Showtune for MTV

Is Taylor Swift headed to the Great White Way? No, but she is singing her Broadway best for MTV. The country superstar has filmed a promo for the upcoming MTV Video Music Awards, in which she sings an adaptation of 'Tonight, Tonight' from the 'West Side Story' musical. (Watch the video, after the jump.)

The MTV VMAs air Sept. 13 at 9:00 PM ET. Taylor's 'You Belong With Me' is nominated for Best Female Video. She's also slated to perform on the show.