Even thought I love this series I do like to make fun of this line at the end of every episode. XD

The next day, Hamtaro found himself undergoing rigorous flexibility training and calisthenics as part of the preparation for the Ham-Ham Games. Hence the reason he has a skinnier body in the rest of the series, as did all of the Ham-Hams. That training though...

...It was Hell...

...The Sequel...