Stretched painfully thin to feature length, it's a concept that's gestated for 34 years but hasn't evolved a microbe. It also proves that the Harold Ramis of '09 has nothing on the Harold Ramis of '75.
Dudley Moore once made a pretty forgettable comedy giving various well-worn bible stories a light irony wash by reacting to them with the skepticism and confusion a person of today might. Year One is basically that, but dumber.
Producer Judd Apatow has gone from comedy gourmand to McDonald-izing in four years. And when in doubt, director Harold Ramis makes Jack Black eat his own feces and Michael Cera pee in his own mouth. Yes, this is at the level of YouTube monkey comedy.