Every year in Los Angeles Elton John throws an Oscars watch party benefitting the fight against AIDS, and his big guest for this year’s shindig at West Hollywood Park was Chappell Roan. Roan is a longtime fan of Sir Elton’s — she published her solo cover of “Your Song” to YouTube five years ago,

Chappell Roan appeared at Elton John‘s annual Oscars viewing party on Sunday night, performing a cover of John’s “Your Song,” as well as duets with John of her anthemic hit “Pink Pony Club” and his “Don’t Let the Sun Go Down on Me.