Britney Spears – Allie Hamilton

This pop princess nearly starred in The Notebook!

Britney Spears auditioned for the role of Allie in the 2004 movie - making it to the final two contenders.

Despite her strong audition, the role went to Rachel McAdams.

Spears later reflected: “Even though it would have been fun to reconnect with Ryan Gosling … I’m glad I didn’t do it”.