A photo posted Monday overlaid with the text "a mighty heart" shows off just how teddy-bear-like the little critter is.
Another from two weeks ago shows them cuddled up with the simple caption, "butch."
He also posed while holding Nugget and another mysterious (but adorable) dog up to his head three weeks ago, writing, "heads of hair."
Perry shared her own Nugget video on Instagram Sunday, hinting that the winner of her contest for the best "Chained to the Rhythm" lip sync video might get the chance to meet her dog along with her at the iHeartRadio Music Awards.
It's a good thing Bloom is taking to his girlfriend's animals, because they're obviously her true loves.
Photo: Tyler Boye/WWD/REX/Shutterstock.