Watch Jay-Z's Exclusive 2012 SXSW Concert (Presented By AMEX)

Click Here To Watch Jay-Z's Exclusive SXSW x AMEX Show Live from Austin, Texas

American Express today introduced a new experience for Cardmembers using Twitter -- Cardmembers can now Tweet using special offer hashtags to load offers directly to their Card and get couponless savings when they shop at National merchants including: Best Buy®, McDonald’s, Whole Foods Market, Zappos.com & More.

Amex will showcase the new Twitter experience during a special, nationally live streamed concert from SXSW at Austin City Limits on March 12 at 7 p.m. CT featuring award-winning recording artist, JAY Z. During the live-stream, @AmericanExpress will also unlock additional exclusive offers redeemable once Cardmembers sync. Lastly, leading up to and during the concert, JAY Z fans can tweet song requests and un-lock a digital concert poster.