Design-focused flash sales site Fab.com is debuting a new partner today—Madonna. The site is featuring a special offer for U.S. members today for Madonna's new album MDNA. The album will retail for $7.99 (vs. $14.99 retail). This isn't the first time a music artist has partnered with a flash sales site. Norah Jones just debuted a new song off her latest album on travel site Jetsetter. Lady Gaga teamed up with Gilt for a curated sale, concert access and more.