http://en.wikipedia.org/wiki/My_Little_Pony:_Friendship_Is_Magic
This show is amazing, you should try watching it (representative and good episode linked below). If you get over the stereotype of a girl's cartoon, it has strong writing, strong characterisation and is actually funny. You may recognise the show's creator from her previous work.
http://www.youtube.com/watch?v=ZplPRqyJzHg