The sign thing was always funny in old cartoons, right?
RIGHT?!
Yeah, it was.
...would the joke have been funnier if there was a hole under her or something?

...I'm sorry, I was obsessed with doing loads of old cartoon tropes...

This also makes a good reaction image.
Particularly when your mom suggests eating at home (when she hates cooking and when she does it, she even burns WATER. Not joking, she burned water. TWICE. Frickin' crazy, right?).
BURGER MASTER RACE

Huh, I noticed, but didn't really realize how derpy Toon Rig is in this pic. XD
Seriously, stare at her face for a while, you'll at least chuckle a bit.