Regal:
http://www.regmovies.com/Specials-and-Values
http://www.regmovies.com/Movies/Summer-Movie-Express (summer movie express $1 movies on Tuesdays)
AMC:
http://www.amctheatres.com/offers
COSTCO Discounted tickets:
http://www.costco.com/CatalogSearch?storeId=10301&catalogId=10701&langId=-1&keyword=MOVIE+TICKETS
AAA Discounts:
http://autoclubsouth.aaa.com/Travel/map_loc_attractions.aspx