Ok guys, after a few generally vague google searches I found it.... It's called amby and dexter. It's a few short films about a left hand that transforms into a young girl named amby, and a right hand that changes into a boy, dexter. A play on the word ambidextrous asthe cartoon details the two children completing tasks that would normally be done by ones hands
----- http://m.youtube.com/watch?v=2fTy1SuzuFs
----- http://m.youtube.com/watch?v=2fTy1SuzuFs