Here is short vidio of Bella doing her “happy dance”. She started doing it by herself when she was about to be fed. It was easy to train her to do it on command; I just made a circular motion with my finger and said “jump around”.
http://www.youtube.com/w/?v=swZYqMv37P4
http://www.youtube.com/w/?v=swZYqMv37P4