Wow - everyone posted great suggestions!

I would add homemade, sugarfree jerky to the list. I also like the deluxe mixed nuts, but like someone else said - limit the quantity because it is too easy to eat everything in the bag.

If you wanted to be really creative, you could bring just about anything you would normally snack on at home: meat and cheese roll ups, devilled eggs. All you need is a baggy

Oh, and of course, there's pork rinds (only during the really loud scenes, though!)