My friend just emailed me this link and told me to watch it before they take it down... it's not as good as the "I Heart Huckabee" footage, but it's pretty close... you gotta love actors especially when they can give you high, low and "middle" energy...
http://nymag.com/daily/entertainment/2007/05/michael_cera_giving_judd_apatow.html#gs-hp