Sure, she may live in a cesspit of sewage and… whatever that glowing green slime is… but eating garbage makes her helpful, not scary at all! Besides, everyone can see she’s dancing. Vogue! Strike a pose, there’s nothing to it.
The purple/green color scheme is of course a loving homage to the old games Maniac Mansion and Day of the Tentacle.
Here’s the otyugh painting video: