Did Katy Perry Just Chime In On Calvin Harris' Rant Against Taylor Swift?!

UPDATE 3:55 PM EST: The Katy clap-back continues!
After sending that coincidentally cryptic GIF, the pop star also retweeted HERSELF, sharing a pretty telling tweet from last year!
Miz Perry shared:Time, the ultimate truth teller.— KATY PERRY (@katyperry) May 9, 2015
This HAS to be about Taylor... right?!
The drama continues?!
On Wednesday, Taylor Swift's rep confirmed the pop princess penned ex Calvin Harris' hit collab with Rihanna, This Is What You Came For, but had originally written i