If you're one of the 3.9 million smartest people on planet Earth, you follow Hilary Duff on Instagram. **t only does the star share snaps of her adorable son, Luca, but she gives sneak peeks of all her latest projects! It takes a very special person to steal the hearts of thousands **t only years ago as a silly teenager, but as one fierce mom, performer, and businesswoman. Hilary is a force to be reckoned with and, let's be honest, we all can't wait to see what she will do (or post) next! Without further ado, let's take a look at all the best pictures from Lizzie McGuire's Hilary Duff's Instagram feed that make us Want her as our best friend forever.