The pair broke off their engagement back in October, although seemed to still be supportive of each other at the time. In his first appearance following the breakup, Pete called Ariana "a wonderful, strong person" before adding, "I genuinely wish her all the happiness in the world."
And Ariana name-dropped Pete in her breakup anthem "Thank U, Next", expressing her gratitude for him in the lyrics and writing "I love u always" in the video.
But things seem to have gone from good to bad between them in the weeks since. Ariana reportedly told a fan in a DM on Twitter that Pete had blocked her on social media. This followed a now deleted Instagram post from Pete, which detailed his struggles with online trolls, who he said had been bullying him for nine months.
In a stand-up comedy performance on New Year's Eve, Pete opened up about his feelings on "Thank U, Next", which was released just before he had to make an appearance on Saturday Night Live. He said:
That shit came out before I had to put on a fucking duck hat and be like, "Derrrp, here's the pizza!" So all my friends were there. It was a sad day. We didn't know it was going to happen. [I knew} This won't be easy, this is rough. So I start playing it. And we're all like, "Ehh...it's OK." We're like, "OK, it's not that bad.