Cinemark has its own version of BYOB — Bring Your Own Bucket — on Sunday. For $5, moviegoers can fill up their own container. The only limitation is that the bucket has to be 400 oz. or less.

There’s no need to sneak snacks in to the movies today because theaters across San Antonio are marking National Popcorn Day with deals. AMC Theatres, which has a location at the Shops at Rivercenter and another in Boerne,

Harkins, Cinemark and AMC are offering discounts and freebies for National Popcorn Day on Sunday. Here's how to score the deals in Arizona.