I just discovered this YouTube channel (Secretos de Chicas) while browsing for makeup tutorials. Although it's in Spanish, you don't need to understand Spanish in order to copy her hairstyles. I've never seen such creative and easy hairstyles before!

Check out these particular two:

http://youtu.be/4aj3HmwnA1w

http://youtu.be/eT5CEIhtCDc

I'm sure the rest of her hair tutorials are just as amazing, though I've yet to see them.

Just thought I'd share