• Lady Gaga and Ariana Grande were “like sisters” during the making of “Rain on Me,” according to Gaga’s choreographer, Richy Jackson.
  • Jackson told PeopleGaga and Grande “were laughing, cracking up, speaking about fashion, going over the dance moves, talking to each other.”
  • According to the choreographer, Grande “was really just free to come into the House of Gaga and perform and give her best.”

Most people will have heard Lady Gaga and Ariana Grande‘s epic collaboration, “Rain on Me,” by now. And in a completely unsurprising turn of events, it’s being reported that the two superstars created literal magic during rehearsals for the “Rain on Me” music video.

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Speaking to PeopleLady Gaga‘s longtime choreographer, Richy Jackson, revealed that the two singers were “like sisters” during the music video shoot. According to Jackson, Grande easily fit into Gaga’s team, as the choreographer explained, “Ari allowed herself to come into our world.”

Related article: Lady Gaga And Ariana Grande Performed “Rain On Me” At The 2020 VMAs And We’re Still Recovering

Per Jackson, Grande “spoke to Gaga about how Gaga saw the video, how she saw the fashion, the hair, the makeup, the dancing. … She was really just free to come into the House of Gaga and perform and give her best, through our eye and through our lens and through our choreography.”

After describing Gaga and Grande as “like sisters,” Jackson revealed that the pair “were laughing, cracking up, speaking about fashion, going over the dance moves, talking to each other, coordinating with each other.” He continued, “It’s always hard work. … Though we were working, it was still such a good time.”

This article originally appeared on Harper’s Bazaar US.