Fun-size Candy 9-12.5 oz Reese's, Butterfinger, snickers, etc (selected varieties) $2.50
Brach's Value Bag Candy 26 oz 1.88
Costumes starting at $7
Fun size skittles, wonka nerds, starbursts or lifesaver gummies $2
Cool Whip $1
I've heard at other Walmarts there are trial size Gain detergents that you can use the $1 coupons on from the P&G insert to get for free.