Rent one DVD get one free from BLOCKBUSTER express.  Use code SPDYRWD. 

 

Code valid thru 1/31/11.  Rent a DVD at regular price and receive 1st night's rental on 2nd DVD free.  Extra night charges and taxes apply.  Limit 1 per customer,  Not valid on BluRay, Hot Titles, with another offer, or at Blockbuster stores. Terms and conditions apply.