Crest or Oral-B Dental Care ONLY $1.67 at Walgreen’s 12/08 – 12/14 Here’s how to do this deal: Buy: (3) Crest or Oral-B Dental Care @ $5.00 Total: $15.00 Use: $5.00/3 Crest or Oral-B Dental Care Digital Manufacturers Coupon  Pay: $10.00 Get back: $5.00 Register Rewards when you buy 3 Final cost: $5.00 ~ that’s…