Chance the Rapper, Akon and more celebrate this week.
Jay Z, Justin Bieber, Beyoncé, Diddy and more surprise fans at week one.
October's Own earns top trophy at SXSW ceremony.
TDE rapper teams up with iTunes to give a free show to fans who can't make it to the festival.
G-Unit rap star links with mobile app Hang w/ to live-stream Texas show.
Yeezy returns to the festival after settling an old beef.