I've only seen this phenomenon a couple of times -- at 1:01 when Ariana Grande appears from behind the curtains.
Along that same note, watching the audience in masks reminds me of one of the best Rod Serling Twilight Zone episodes ever, "The Eye of the Beholder. "
And then there's this, one billion views and counting.
Are Lana Del Rey and Ariana Grande friends?
Lana and Ariana have both publicly supported each other multiple times. Lana revealed in interviews that she listens to Ariana's music before performing and revealed that she and Ariana were friends and would text each other. She also praised Ariana's vocal technique. From fandom.
Google: Ariana Grande, Lana Del Rey, Abel, Weeknd.
From wiki, "Save Your Tears":
"Save Your Tears" is a song by Canadian singer the Weeknd for his fourth studio album After Hours (2020).
The Weeknd wrote and produced the song with producers Max Martin and Oscar Holter, with Belly and Jason Quenneville receiving additional writing credits. The record was met with universal acclaim.
"Save Your Tears" reached the top five in thirty countries.
The song was released as the album's fourth and final single on August 9, 2020 in Europe, and impacted US radio on November 24, 2020.
It was the official theme song of WrestleMania 37.
A remix of the song by Oneohtrix Point Never was officially released alongside the deluxe edition of its parent album on March 23, 2020.
A second remix of the song, a collaboration with American singer Ariana Grande, was released on April 22, 2021, reaching number one on the Billboard Hot 100, becoming both artists' sixth number one single. This also made After Hours the first album since Drake's Scorpion in 2018 to have three singles from the same album reach number one.
"Save Your Tears" spent 2 weeks atop the Billboard Hot 100.