It's good to smile at babies.
Ed is sitting on a bench at the park and sees a baby in a stroller close to him.
Ed wants to play with the baby.
Ed looks at the baby and starts making really goofy faces.
Ed looks over the stroller and makes a monstrous face at the baby.
The baby starts laughing and attempting to imitate Ed's faces.
The baby starts crying loudly, attracting the mother and making her angry at Ed.