What goes on in Vegas most certainly will NOT stay in Vegas here!
Watch it go down (below)!!!
Harry Potter and crew don't just have wand wagging skills!
The supernatural posse has a magical touch even when it comes to Taylor Swift songs.
The wizards of Hogwarts took a break from retirement to sing us their very own version of We Are Never Ever Getting Back Together!
And it's so HIGHlarious, it even has serious Severus Snape dancing to the beat!
Ch-ch-check out the HIGHlarious