You might be able to get Bounce Dryer Sheets for free at Target.
The Bounce 34ct boxes are regularly priced at $1.97
Use the $3/3 Bounce, Tide or Downy coupon from 3/3 P&G
and some areas got a $3/3 Bounce, Tide or Downy Target store coupon in the 3/3 SS
Final Price: 3 boxes for Free!
I just double checked the price this morning and my store had ample supply.
See more Target deals for the week here.