Your child just grew into a teen and needs friends?
Or is your neighbourhood low on stock with interesting DNA?
The solution is right here!

Downloads:
Batch oneBatch twoCaution! Haircuts need to be downloaded separately I think. (not sure)
You can find them on these sites:
My Blue BookAnubis360Ageihathesimsresource <- for this one you need to create an account but it's worth it!
Versions installed: World Adventures, Ambitions, Nightlife and Generations. (also fast lane stuff but I doubt that matters)
This is an experiment I am conducting. By making them all family oriented and putting them in a home with lots of baby beds and bedrooms I'm hoping they'll produce children once they grow up.
I figured, since I worked hard on their genetics, sharing would perhaps benefit others :)