Thalia didn't need to be invited twice. Having been homeless and not knowing when or if she'd eat again had made her appreciate food when she had it, and to eat while she could.
She immediately started stuffing her face with PBJs and even managed to cram a banana into her mouth at the same time.
"Mmffgnl," she said. And, realizing she wasn't at all comprehensible, she swallowed and tried again. "Nice place. Did you find it like this, or did you have to furnish it and everything? 'cause I gotta say, the china's an interesting choice when you've got poltergeists hanging around."