"It's okay Lyds, just rest, okay?" Beetlejuice's tone was worried. Suddenly she was strapped to his back in one of those kid harnesses. "It's a good thing you're tiny, kid." 

The demon looked at the others, trying to figure out how this was going to work. "We need to find that portal..." he split himself up into three clones. "One for the Maitlands, and one for the kids. You guys split up, and if any of us find the portal, I'll know and the beetleclones can bring us back together. "