Now, I'm no ballerina, and often look a little...er...spazzy on the dance floor, but I'm pretty sure a good ballerina's legs and feet should go something like this:
If your dance academy advertises this, you may want to tip toe yourself to another school.
I think clutching onto a wall for dear life is a good sign you're not doing it right. Oh! The pain!
Thanks D.H. for the ad gone bad.