This deal has ended.
Today only, Amazon offers downloads of Britney Spears' latest album, Femme Fatale, for $3.99. Compare that to $7.99 on iTunes. This album features Britney's latest hit, "Till the World Ends," plus "Hold It Against Me," "Big Fat Bass" featuring will.i.am, and more. There is no sales tax (except KS, KY, ND, NY, and WA).