***Wow! They've extended this again until June 23rd. Now you really don't have an excuse for missing out :)
Apply coupon code MP3S4ALL to your Amazon account and you'll score a FREE $2 credit to spend in their MP3 store! Simply head on over here and follow the directions to get your freebie.
Amazon has a ton of songs priced at just $0.69, so you should be able to get at least two songs for FREE with your credit :)