On Wednesday night, Ariana Grande paid tribute to late ex-boyfriend Mac Miller, wearing a hoodie while cuddling his dog Myron. She posted the picture at the same time as musicians hosted a tribute Known dog-lover, Ariana Grande, has been spotted out and about with a dog that fans suspect to be the late Mac Miller's dog, sparking speculation she's now looking after it since his death. Published on November 1, 2018 02:30PM EDT. Ariana Grande is continuing to watch over Mac Miller 's dog Myron . On the same day that the late rapper's legacy and music career were honored at Ariana Grande Adopts Mac Miller's Dog Myron Hollyscoop 1.47M subscribers 44K views 4 years ago For more on Ariana: • Pete Davidson SPE Shop the Hollyscoop store September 25, 2018 Getty Images Ariana Grande, noted dog lover, may have recently expanded her (already extensive) pup squad by one. On Monday, the singer posted a video on Instagram in which Fans think Ariana Grande has adopted (or is at least looking after) the pitbull-mix dog Myron belonging to ex-boyfriend, the late Mac Miller following his tragic passing. So did Ariana Grande adopt Mac Miller's dog? Her latest Instagram post raises the question. Grande posted a video of her cuddling with a very excellent doggo to her Instagram on Sept. 24. hC5XQLh.