#14: Rumer Willis Auditioned for Serena van der Woodsen in Gossip Girl (2007)
Before Gossip Girl (2007) became one of the defining teen dramas of the late 2000s, Rumer Willis auditioned for the role of Serena van der Woodsen. Years later, she was surprised to learn network executives had strongly considered her. Willis later admitted she felt inexperienced at the time and believed her audition was not particularly strong.

