Watch Sue Sylvester don a Madonna cone bra in the preview for upcoming all-Madge 'Glee!'

How excited are we about the impending return of 'Glee?'  The answer is very.  Add Madonna into the mix and we're absolutely foaming at the mouth.  Here's a little preview, courtesy of Entertainment Tonight:




***warning to British viewers, the clip contains spoilers from the first series




"Exciting."