Eagles offensive lineman Evan Mathis had a special message for the Internal Revenue Service Wednesday afternoon.

Check out his Instagram:

Yup, that's him acting like he is urinating outside an IRS building. Mathis' comment: "Audit this."

Now, we don't know exactly what caused Mathis to do this. But who hasn't been ticked off about their taxes?

So Kudos to Mathis for publicly voicing his displeasure.

Mathis also let it be known he will not be apologizing: