How old was Charlie Day in It's Always Sunny in Philadelphia Season 3: Sunny Side Up?

Sometimes, a character’s impact makes us want to know more about the person portraying them. It can shift our perspective on their journey and achievements. Here’s the answer to that particular curiosity.

Charlie Day was this age when he appeared in It's Always Sunny in Philadelphia Season 3: Sunny Side Up:

31 years old

That was the real age of the celebrity according to our calculation.

Our method involved using the first calendar day of the release year of It's Always Sunny in Philadelphia Season 3: Sunny Side Up:

January 1, 2008

And the day Charlie Day was born:

February 09, 1976

Because movies often premiere within a year of starting production, Charlie Day might have been either one year younger or older while filming some scenes.