The bar's windows were shut just before the Alien could pounce in. Although the people inside didn't see how those outside died, they could imagine with their toes that it must be terribly tragic. The confined space and narrow field of vision only amplified the fear, leading someone to yell, "I'd rather kill myself than be eaten alive," who then actually crashed into a sharp object in the bar!
At this moment, the Mutant Beast had surrounded the bar again, and just like before, they stood the beasts up on their side, continuing to push the building toward the edge of the cliff.
