Colgate Oral Care ONLY 50¢ at Walgreen’s 12/15 – 12/21 Here’s how to do this deal: Buy: (1) Colgate Toothpaste $4.00 (1) Colgate Toothbrush or Mouthwash $4.00 Total: $8.00 Use:  $2.00/1 Colgate Toothpaste Digital Manufacturers Coupon $2.00/1 Colgate Toothbrush or Mouthwash Digital Manufacturers Coupon Pay: $4.00 Get back: $3.00 Register Rewards when you buy 2…