When the OC ladies travel to Jamaica on a girls' trip, the overwhelming heat gets to all of them. Emily and Gina confide in Tamra about Shannon's standoffishness. Meanwhile, Shannon laughs it up in a salt scrub with Vicki and Kelly. Shannon gets distracted by her own news from home, while Gina shares an emotional moment with the ladies. After some fun and games on bamboo rafts and rope swings, tension erupts between Shannon and Tamra.