On social media, her legions of followers went wild upon hearing of the rare performance from the star. "How dare they spring Beyoncé on us with absolutely no warning I'm crying," one

On social media, her legions of followers went wild upon hearing of the rare performance from the star. "How dare they spring Beyoncé on us with absolutely no warning I'm crying," one Twitter user shared.

And inevitably, dozens upon dozens of people shared the popular Tiffany Pollard GIF in which she says, "Beyonce," in amazement.

This is just the beginning of what promises to be a spectacular night of performances, with the High School Musical cast and more slated to appear as well. Fans can tune in to ABC at 8 p.m. to see the magic for themselves!