Casper opens on that split-second face-signal moment—the tiny eyebrow twitch that can say 'I see you' or 'please stop'—and turns it into a warm, practical comedy lesson. In this 10-minute solo monologue he sketches five everyday micro-face archetypes (The Cheery Half-Smile, The Courteous Nod, The Eyebrow RSVP, The Sympathetic Brow, The Blink-Exit) performing quick, labeled Kate-style snarks and Arthur-style deadpan all in-host so listeners still get the trio’s vibes. He teaches a short, safety-first two-step 'Eyebrow RSVP' (small raise + gentle eye-contact tag) to rescue awkward exchanges without words, demos it twice for tone, and reads one pre-moderated, anonymized one-line example to model safe sharing. The episode stays PG, culturally sensitive, and focuses on kindness: tiny face moves as de-escalation and connection, not manipulation. CTA directs listeners to send one-line, text-only micro-expression tales to @LaughVibes for a future thread.