As low as $0.13 a diaper at Toys R US

Right now Toy's R Us/ Babies R Us is running a promotion if you buy 2 boxes of Pampers you get a $20 gift card.  

These are the BIG boxes 

Here is the break down that I found Size 1 Baby dry pampers 246 ct - $45.99

                                    use 2- $3 off 1 Pampers Diaper box or Pants, exp. 9/30/12 (P&G 08/26/12)

Total for 2 boxes (492 diapers) after coupons is $85.98

                                                         get back    $20   
                                                                         $65.98 for 2 boxes or $0.13 a diaper