Today only, Casey's Rewards members can get a FREE Snickers Candy Bar at a Casey's General Store — no purchase required. Includes Original and Almond Snickers (standard size bar). If you're not a Rewards Member yet, you'll also get a Free Slice of Pizza for signing up. Download the app today and create a free account to get your free candy bar (and free pizza too if you're new)! Click here for the store locator.