Well, uh...OK, Shy...
To tell you the truth it involved a lot of slow, controlled movements that were mainly focused on what is known in Pilates terms as "the core" of the body.
The was a certain tenseness of moving in such a slow, deliberate fashion...but Jim and the twins were definitely not involved in any way! LOL
If you really want to know more about Pilates, KC, here's a link to check out.
What is Pilates?