Review: `Year One' not the most evolved comedy

Making a solid summer comedy starring Jack Black, Michael Cera, David Cross and Hank Azaria should be so easy, a caveman could do it.

Somehow, despite the presence of those reliable actors and the highly advanced skills of comic veterans Harold Ramis and Judd Apatow behind the scenes, "Year One" manages to be a dud.

A few amusing moments and gags pop up here and there, but more often the script feels flat, with a needlessly heavy reliance on scatological jokes. (Director Ramis co-wrote it with "The Office" writers Gene Stupnitsky and Lee Eisenberg; he and Apatow are among the producers.) Black's character literally eats feces at one …