Posting a photo of her and Bradley performing "Shallow" at the Oscars, she wrote in the caption: "Nothing could be more special than sharing this moment at the Oscars with a true friend and artistic genius."
It's very possible that the pair have been hamming up their 'chemistry' to promote the sh*t out of A Star Is Born, both being incredible actors and all. And let's face it, that strategy has definitely worked!
Plus, we don't think Irina would be hugging Gaga this tightly if she suspected anything was going on between them.
We guess only time will tell.
Watch below... Lady Gaga's first interview with ET shows crazy fake accent: