Old Enough 1984 on netflix

The 12 years old well-bred Lonnie meets the impudent Karen on the street. They spend some time together and Karen teaches Lonnie some of her favorite occupancies, like make-up, shoplifting, skipping school and lying to the parent about it, but confessing to the priest later. But Karen also learns some honesty from Lonnie. A film about social differences and growing up.