Hercules voice actress ... "We so happened to stumble in the sing-along right before @disney royalty @iamsusanegan graced us with her beautiful voice and presence!" the user wrote.

I did not go to ‘90s Nite at Disneyland ... an unannounced guest in the form of Susan Egan. She was the voice of Meg in 1997’s Hercules as well as the original Belle in Broadway’s Beauty ...

Several videos shared Tuesday by attendees at the Anaheim, Calif., theme park's '90s Nite event showed Egan, 55, who voiced the titular character's love interest, Meg, dancing to Britney Spears' ...