 Sandy, Jimmy, Ryan, and Seth head to Las Vegas to throw Caleb s bachelor party, while back in Newport, Kirsten organizes an evening at the Cohen house for Julie, male strippers included. Hailey finally speaks her mind and also disapproves of Julie s marriage to her father thinking that she s just marrying him for his money and they both get into a fist-fight which ends up in the Cohen swimming pool. In Vegas, Seth and Ryan get themselves into a tricky situation involving paying off some thugs after gambling most of they money away, while Jimmy and Sandy finally learns the evil Caleb s true motive for helping them when they learn that he has back out of their restaurant project and sold out their restaurant to the highest bidder. Back home, Summer pines over lost love, and Marissa comforts Theresa over her leaving her fiancé and later she has some shocking news for Ryan and Marissa.