Marlene. [ Some day, she'll get used to not being recognized again. That isn't today. ] If we're walking and you need my attention, whistle.

[ She sticks two fingers in her mouth, breathes in, and hisses the air out around her teeth. A demonstration: Just like moving air through a flute. No vocal chords necessary. ]

Or we'll figure something else out. [ A beat, and she stretches out a hand, palm up. ] I'm glad we've got you with us, Ollie.