Calling all existing Big Lots BIG Rewards Members! On Friday, November 29th only, you can get a FREE 20 oz Coke or Pepsi Product at your local Big Lots store with the new BIG Rewards offer automatically loaded to Rewards accounts. Single use offer valid on any $1 20oz bottle of Coke or Pepsi products, for new & existing BIG Rewards members. Offer automatically loaded to BIG Rewards account. To redeem, present BIG Rewards card to cashier. While supplies last. If you're not already a BIG Rewards Member, click here and sign up for free.