The Sports Illustrated model, 38, posted a carousel of photos ... posing alone in front of a bush of purple flowers while holding her dog and another solo photo of Shayk posing in a tiny black ...

She and her dog’s apparel were created by friend and designer Emily Rouse, of Wheeling, W.Va. Rouse said Gregorich was the perfect model, for not only the outfit, but because of her love of animals.

The must-see event features human and pooch models, all wearing Rubio’s extravagant creations. Can’t get enough of cats, dogs and other furry friends? Click here to get the cutest pet news and ...