CVS - Mars Halloween Candy deal

Buy 2 Mars Variety Bags (67.85 oz) $20
Get 1 Snickers Fun Size bag FREE
-Buy 2 MARS Variety, get 1 SNICKERS Fun Size Free
Pay $20
Get $5 ECB
Total - $7.50 per Big Bag + FREE Snickers Fun Size after coupon and ECB

Thanks FTM!