"Ariana's a real friend," Cyrus said of the Wicked star.
Fans had speculated that Charli unfollowed Rina after she called out Matty Healy for mocking Asians on The Adam Friedland Show.
The frontwoman also revealed that the band has recently spent some time working in the studio.
The "Levitating" singer turned 28 on Aug. 22.
Teigen also gushed about meeting "the flying spermatozoa" from Drake's concert backstage.
In one of the photos, a much younger Zuma sweetly shows off a drawing that he made while posing for the camera with Blake Shelton.
"I can't V-lieve this is happening," one fan wrote of the surprise collab with the BTS member.
Hanni and Danielle hit the intricate choreography for the track with help from the "Like Crazy" singer.
Hussle would have turned 38 on Tuesday (Aug. 15).
The song's lyrics include a line where she sings, "You look at me like that again, we make another kid."