Frisk giggles, and mirror's Chara's gesture for a moment before their hand drops away from their mouth again.

"Yeah, but I like it better when you're happy!"

Or less irritated, at least. Moments when Chara is truly, unabashedly happy are few and far between.

"How did you get here so fast? I didn't see you anywhere on th' Gear messages!" And it's not like they haven't been paying attention at all.