I've known Richard Heene for almost 20 years. What you saw last night was the real Richard.
My real surprise was seeing Mayumi be so passionate and boisterous with her new husband and family. She always has struck as being very soft spoken and demure in person.
You can learn more about Richard and Mayumi at:
Stuff Frank Finds Funny
Believe me, this is not the last we will see or hear from the Heenes!