MTV and Trailer Addict have each released a new hilarious clip from Columbia Pictures' caveman comedy Year One, starring Jack Black and Michael Cera, which opens in theaters June 19th, 2009. Check out the hilarious clips below.

Written and directed by Harold Ramis, the film stars Jack Black, Olivia Wilde, Michael Cera, Christopher Mintz-Plasse, Oliver Platt, David Cross, Vinnie Jones, Juno Temple, June Diane Rapheal, Eden Riegel and Hank Azaria.

Black and Cera play a couple of lazy hunter-gatherers who are banished from their primitive village and set off on an epic journey through the ancient world.