While Cori and Kacy are overwhelmed with the weekend-long Dinah Shore party, Whitney and Sara take the heat from the pool party into the bedroom - and bring another person with them. Meanwhile, Amanda's idea of a single girls weekend has rapidly transformed into her best friend "wife-ing up" with Dinah's resident rock star. Romi finds herself in another uncomfortable position with her ex-friends. The drama continues at a photo shoot. (thetvdb.com)