As a lonely show-business child who lived in a pretend box, Jessie J was forced to entertain herself by training as a freakish dummyless ventriloquist. And even though she's now an internationally known performer who frequently appears in public and interacts with other human beings, she's still able to put herself…

The plot of the video is a little like Ariana Grande giving a reading from Romans: difficult to comprehend, but passionately expressed nonetheless. Broadly: Three women who either are best friends (from college?) or have never met before, are alive on a sweltering summer day and then all of a sudden it's nighttime and…