Brushing "Teeth" for the First Time

Geraldine's already 5 months old and soon, she'll start teething. In order to inculcate a good habit of brushing her teeth, Mama's decided to try her out with the finger toothbrush! Apparently, this wasn't a welcomed move by Geraldine. Just look at her facial expression. She doesn't seem to enjoy any of this at all. What's worse? Gwendolyn was interested in helping Mei Mei in brushing her teeth, with her face all twisted...

What's that thing that you guys are sticking into my mouth? Yes, I like to lick and suck my own fingers, but not that plasticky thing that you're shovelling into my mouth...HELP...on the blink of crying out loud