Newegg: Rosewill HDMI Cable Free After Mail-In Rebate
Newegg has this Rosewill 3 ft. Ultra Slim HDMI Cable for $12.99 with a mail-in rebate for $12.99 prepaid Visa gift card from Newegg, making it free after rebate.
Newegg charges $1.99 shipping for this item, but if you took advantage of the free 1 year ShopRunner offer that I posted about (which is no longer available) you can use ShopRunner account to get FREE 2-Day Shipping on your order (or you can sign up to a free 30 trial to ShopRunner).