Arby’s restaurant is celebrating National Hat Day Jan 15.

Fans can get delicious deal for the Arby’s new Chocolate Molten Lava Cake by visiting Arbys.com/hatday and signing a White House petition to declare the company’s iconic 10-gallon hat logo as the national hat of America.

The suggested retail price is $1.99 for a limited time and just $1 for today.

You can also print the free coupon with the purchase of a Turkey Roaster combo.