Ariana Grande Continues to Mourn Mac Miller: "He's Supposed to Be Here".

It's been two months since Mac Miller's sudden death, and Ariana Grande is continuing to mourn his passing.

In her new song, "Thank U, Next," released over the weekend, Grande mentions Miller, singing on the track, "Wish I could say, 'Thank you' to Malcolm / 'Cause he was an angel."

On Tuesday, a fan sent Grande a recorded video from Miller's Instagram Live on Aug. 9, in which he can be heard listening to Grande's song "R.E.M."

"Hey ArianaGrande here's a video of MacMiller listening to R.E.M during his Instagram live from August 9th before it was released," the fan tweeted along with the video.

Last week, Travis Scott, John Mayer, SZA, Chance the Rapper, Ty Dolla $ign, Action Bronson, Domo Genesis, Earl Sweatshirt, Vince Staples, ScHoolboy Q, J.I.D, Anderson .PAAK, Thundercat, and more stars gathered at the Greek Theater in Los Angeles to honor Miller with a celebration of life concert.