Matthew Patel and you had been partnered for improv. It was the start of the school year, so drama club involved improv as the starting point for acting. The yes, and rule was introduced, and Matthew was clearly having trouble with it.

"Um... Okay. Sure, I'll walk your dog..." He responds to your starting. Sure, he did the yes part, but he has to add an and.

He suddenly remembered the and. "And... I'll, uh, go to the pet store?" He adds uncertainly.