When Leonard gives his pizza review at the end of the episode, he says that the date is November 29th. However, the text on the web page below the video says that it was uploaded on November 26th.
When Leonard does his pizza review at the end of the episode he says he bought the pizza at Kroger. The fictional Greendale is located in Colorado. The Kroger Company does own many grocery stores in Colorado, however, they are not under that name.