Also mood

Good caricature and vibe!

tire yourself out so you can sleep a whole day or use depressants/botox so you can not even smile for a whole day.

or combine that, then you can not even smile while you sleep a whole day and bingo! you did not laugh or smile a whole day.

Beads of sweat trickled down his forehead and ran along the backsides of his neck.
chin jutted, teeth clenched, eyes rolled back, and lips puckered.
Hula, being forced on a bet, was forbidden to make a dick joke for one day.
Veins pulsed with hot hemo for the homo, as the thought of passing up the opportunity to laugh retardedly was within reach. Slowly the thought of hysteria consuming his mind, and corrupting his will was eating away at the very core of his pride to the point of shitting himself.

It was only a matter of time before the argentina gay cat would break.

It looks more like an "I came" face.