The 26-year-old breakout, aka the Midwest Princess, is expected to do a 45-minute set inside the starry fundraiser co-hosted by Jean Smart, Sheryl Lee Ralph, Neil Patrick Harris and David Burtka.

Chappell Roan delivered a phenomenal headlining set at Elton John's annual Oscars after-party, where the pop icons teamed up onstage.

For those feeling competitive, the Oscars ballot contest offered an enticing prize: a winner and a runner-up would take home luxurious watches from Chopard—more than enough motivation for guests to make some very serious predictions about the night’s big winners.