Right now you can get a free movie rental from Amazon with a $2 credit from them. Just follow these steps to get your $2 credit.
Click the button that looks like the one below and you will: Connect your Amazon.com and Twitter accounts. (If you are not already signed in, you will be prompted to do so).
It will automatically follow @amazonvideo and @amazon_studios. The message "Just got a $2 credit from @amazon_studios for movies + TV shows @amazonvideo. Click http://amazon.com/studios2u to get yours. #studios2u" will be automatically tweeted from your Twitter account.
After completing these steps successfully, browse for a movie or TV show at Amazon Instant Video, and click the "Buy" or "Rent" button.
Please Note: • Although the price shown on the "Buy" or "Rent" button will not change, your credit will automatically be applied to your purchase.
• After your purchase, you can confirm that the credit was applied by checking your order confirmation, which will be sent to you by e-mail.
• To receive this offer, you must click the button above to follow Amazon Instant Video and Amazon Studios on Twitter and tweet the above message between Oct. 19, 2012, at 9:00 AM PST and Oct. 22, 2012, at 11:59 PM PST.
• Offer limited to one promotional credit per Amazon.com customer.
• Other restrictions apply. See details below.
There are lots of fun Halloween movies for rent. Also the code says it expires on October 31 so make sure to use it soon.
Go here to get it now.