They came into the bank unprepared. The sheriff was here, and Noob knew that they're fried. Guest's eyes widen in surprise and worry.

Noob: He brings his bat over his shoulder as he looks at Guest. "You didn't tell me that the sheriff is here–!!" a few seconds after that, he remembered that Guest is mute. "Oh, right..." Noob says in embarassment, watching him load his shotgun up to attack the sheriff.