But it gets seriously derailed when a drunken onenightstand with slacker Ben Stone Seth Rogen results in an unexpected pregnancy.

Faced with the prospect of going it alone or getting to know the babys father Allison decides to give the lovable lay about a chance.

An overgrown kid with no desire to settle down Ben learns he has a big decision to make with his kids mothertobe will he run or stay Courting a woman youve just Knocked Up however proves to be difficult when the two try their hands at dating.

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and more.

As they discover more about one another it becomes painfully obvious that theyre not the soul mates theyd hoped they might be.

With Allisons sister Debbie Mann and henpicked brotherinlaw Pete Paul Rudd the only parenting role models the young lovers have things get even more confusing.

Should they raise the baby together What makes a happy lifetime partnership after all A couple of drinks and one wild night later theyve got nine confusing months to figure it out.

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40 Year Old Virgin Andy Stitzer Steve Carrell lives a comfortable life in his nice apartment with his impressive set of action figures and toys.

He has a cushy job at an electrical goods store and seems as content as any 40 year old man could be no stress no fuss.

That is until he inadvertently lets slip to his coworkers and poker buddies that he is still the owner of the one thing that nearly all men want to lose.

Andy still has his virginity.

Gob smacked that a 40 year old man could still be immaculate and pure Andys bovine but well intentioned buddies set out to make sure that his cherry be lost as matter of urgency.

Suddenly what was a non issue for Andy becomes the focus of his life with his pals