Now that the feud between Taylor Swift and Kim Kardashian has gone from cold war to nuclear holocaust, dozens of celebrities have weighed in on the unexpected clash of the A-listers.
Of course, the one opinion that matters most when it comes to the competitive side of Ms. Swift is that of her longtime foe Katy Perry.
Katy threw some subtle shade at Taylor earlier this week while the rest of the Internet was reveling in her undoing.
View Slideshow: Taylor Swift Is Over Party: