The Big Bang Theory (2007) - S04E05 - 480p and 720p

480p:
http://www.megaupload.com/?d=DIMJH96Y

720p:
http://www.megaupload.com/?d=E6AKIG42
http://www.megaupload.com/?d=6P06TI4H
http://www.megaupload.com/?d=KKEC2ZDH