Donald Trump on Saturday appeared to get the day of the week wrong on multiple occasions, including at his rally. Trump over the weekend began his Pennsylvania rally with a long-winded story about a former professional golfer, and included a detail that became the subject of mockery online: the purported size of the man’s genitalia. Later in the speech, Trump spoke two times about a game later that night, although observers were quick to point out that the game is on Sunday. “If you’re a football fan, these guys are good. I guess they’re going to the game a little bit later or something. You’r…