Taylor Swift
The US president also took a shot at Donald Trump during his first video on the social network.
The Video Games singer was pulled up on stage by Taylor Swift after Midnights was named Album Of The Year.
The singer had alternative plans to announce The Tortured Poets Society to the world.
"I'm having fun, leave me alone," she added.
The student, Jack Sweeney, is also known online for tracking Elon Musk's flights.
"I told her I’ll have to hold up my end of the bargain and come home with some hardware too..."
Song titles on The Tortured Poets Department also include So Long London and The Smallest Man Who Ever Lived.
Fans pointed to one backstage snap as evidence that there's no bad blood between the music stars.
This year's ceremony included political statements, surprise A-list guests and some historic wins.
The music legend has been taking time out from the spotlight due to ongoing health issues.