From Alba to Zendaya.
It's equal parts absurd and amazing.
You'll never get these tracks out of your head.
The video's (finally!) available to view for free.
And you have to see it.
Starring--you guessed it--Dance Moms' Maddie Ziegler.
It's super chill!
Can't. Look. Away.
From Beyonce's "Haunted" to Madonna's "Vogue."
All par for the Katy Perry course.