If a person you are loosely acquainted with forgets your name, your reaction might be?

Not condoning violence here, but maybe a metaphorical “slap” would be in order, like a severe eyeroll or a well placed sneer when they’re not looking.
For the purposes of this here question, you can assume “loosely acquainted” equates to a, ooh I dunno…a so called friend on the internet, let’s say…off the top of my head :D