Jesse fears that he may not be the father of his longtime girlfriend's son; Brandon and Michelle feud over the paternity of their 4-month-old daughter; Shawn says things just don't add up, and he wants a paternity test to set the record straight.

Truck-driver Harlan thinks his girlfriend slept with as many as 100 men while he was on the road; Jay says his girlfriend's baby bears an uncanny resemblance to his good friend.