Lizzie's dinner party continues where tensions between Shannon and Heather reach a boiling point, leaving the ladies to pick sides. Later, Vicki and Briana see a therapist to face the "Brooks issue" once and for all. Meanwhile, Tamra is shocked when Ryan gives his two week notice from the gym, but is blindsided during a family dinner where Ryan and his new girlfriend, Sarah, drop a bomb that leaves Tamra in tears.