You can start by sketching the basic shape of her head and body. Then add details like her facial features, hair style, and clothing. Keep it simple and cute.
The story of a grandma with a dog in the cartoon might focus on the dog bringing joy and companionship to the grandma's life. Or it could be about a funny incident they experience during a walk in the park.
The plot could be about a magical adventure. Grandma starts the story, perhaps about a far - off land she once visited. Mom adds details about the brave heroes in that land. The kids listen intently and then start asking questions, which leads the story in new directions, like finding a hidden treasure or befriending a mythical creature.