Beetlejuice couldn't help but smile. He'd never had friends that were willing to risk their hides for him, aside from Lydia. It made him feel warm and fuzzy. His face fell, however, when his mouth unzipped. 

"You're all a bunch of damn fools," he croaked, while trying desperately to cover his mouth with his hands. "Come and try me. My precious worms could use a snack."

When his mouth rezipped, Beetlejuice looked at the group with a yet another distraught expression.