Another one, @styledbybklyn, commented: “Beautiful!” and @ess2195 agreed: “Dazzling!”

Royal watcher @marinolascom thought Sophie looked “amazing” in the dreamy gown.

The glamorous event was attended by the Prince and Princess of Wales last year, however, the couple haven’t been able to make it this year as they are currently in the US.

The Royal Variety Performance, which takes place every year at the Royal Albert Hall, was hosted by comedian and actor Lee Mack.