Joaquin Phoenix attends the 2020 Vanity Fair Oscar Party hosted by Radhika Jones at Wallis Annenberg Center for the Performing Arts on February 09, 2020 in Beverly Hills, California.

We all have our favorite celebrities, so when we happen to see them in the airport, in a restaurant or at a sporting event, it’s nearly impossible to resist the urge to ask for their autograph.

Mental Floss put together a list of 8 celebrities that will probably interact with you but will not give you their autograph.

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