"You know what, it's funny because this is what I realize, I'm learning more and more what I want to share and what I don't," the artist said. "Because I'm always just like—I sit down in interviews, and I just talk, and there's no thought in my head of like, Don't say that. Someone asks a question, and I'm like, 'Yeah, da da da da da,' and all the sudden we're talking about issues I had with my dog that made me cry. I don't know.

"But," he continued, "I've spent a good time very sober and now I'm just, like, living regularly. I think it's important. I don't believe in absolute anything, but I think not sharing that type of information, because it becomes like, 'Oh he's sober, oh he's not, oh he has a beer, oh my god.' I just realized some things are important to just keep for yourself. That was a learning experience. But it was important to let everyone know that I wasn't doing f---ing crazy amounts of hard drugs. That was good to get out there."

In his own public response to Miller's death, Ariana's brother Frankie Grande, who marked a year of sobriety in June, wrote on social media that his sister's former boyfriend was the one who inspired him to seek help.