We've got a double dose of good news for Glee fans today:

First, the show's fall premiere date has been moved up a week. It will now air on September 9.

Second, you've gotta follow this article's jump and check out the latest clip from the unique Fox series. In it, Mercedes (Amber Riley) busts out wit a cover Jazmine Sullivan's "Bust Your Windows."

[video url="http://www.tvfanatic.com/videos/mercedes-on-glee/" title="Mercedes on Glee"] [/video]

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.