Moviegoers have been familiar with Julia Roberts the movie star for over three decades. While they know the Oscar-winning actress by her legendary name, it might not be her real name. Recently, Roberts learned a surprising revelation about her famous last name while looking into her family history. The "Pretty Woman" star was told she’s not actually a Roberts in a viral clip.

The Hollywood icon got the surprising news while taking part in the popular PBS series "Finding Your Roots." Roberts was taken aback after learning the man she thought was her great-great-grandfather was not related to her. This led to an otherworldly reaction from the "Ticket to Paradise" star upon finding out part of her family history wasn’t real. Check out the TikTok clip below to see Roberts’ full reaction.