text:  Even that, that's a gentlemanly kind of joke. It plays well in Peoria, but it's still off-footed Biden. And then Trump comes in just as the debate is reaching the point where people say Trump was taking cheap shots and making jokes and distracting. Trump says, but let's not act like children. Hey, guys, I'm going to be the adult in the room. Jake Tapper, Dana Bash, especially you, Joe Biden, can we please get back to the substantive issues?