So much about Will Ferrell has been iconic and unforgettable.
Elf, Anchorman, his years making us laugh on SNL, any of his lines in Stepbrothers...
And yet, there's still so much we don't know about this funny man. For instance, did you know that he's run three marathons? Or that he's written some of the greatest comedies?
For more, here are 10+ interesting facts fans didn't know.