The two performed at Elton John’s star-studded 70th Birthday Gala.
Bey announced last week that she will not be preforming due to doctor’s orders.
Post Super Bowl, she’ll join the metal legends onstage.
Gaga’s sales increased 1000% following her acrobatic performance on Sunday.
The run of live dates begins in north America on August 1 before hitting Europe.
“Lady Gaga wanna be Spongebob so bad.”
The pop star descended from the sky to perform some of her biggest hits.
The pop star was diagnosed five years ago.
Gaga played the Joanne songs with Mark Ronson, BloodPop, and Hillary Lindsey.
Gaga’s fourth solo album includes the single “Perfect Illusion.”
From her upcoming album Joanne.
Gaga’s first performance of “Million Reasons” will be live streamed on October 5.
“It’s not an illusion.”
The album will arrive October 21.