Well, one of the people she bumped into, in a costume of her own actually apologized right back. "Sorry, I should've..."

Only Xion trailed off, actually looking at the person she'd bumped into.

"Oh, um..." she paused, uncertain, then continued, "You work... at the same pet store as me... don't you?"

She hadn't ever spoken to her - though she'd only just started working there herself - but she'd seen her there.