When the group decide to take a vacation to Mexico for a much needed break, chaos ensues. Naomi (AnnaLynne McCord) brings her crush Max (guest star Josh Zuckerman, "Desperate Housewives") along, under the guise that she needs extra tutoring. Teddy (Trevor Donovan) encounters a former crush with surprising results, while Annie (Shenae Grimes) drags Liam (Matt Lanter) around the city, determined to embrace the culture. Meanwhile, Silver (Jessica Stroup) and Adrianna's (Jessica Lowndes) bitter feud over Navid (Michael Steger) comes to a shocking confrontation.