When Kim moves into her new mansion, Kris insists that she throw a house warming party that grows out of control.
Eager to get Kim back in the dating scene, Kris forces Kim on a blind date with an Armenian professional athlete. Khloé has her hands full as the Lakers are in the playoffs.
Khloé is stuck between a rock and a hard place when she loses her seven-carat engagement ring and is afraid to tell Lamar.
Kim develops a serious crush on her hot Australian bodyguard and Khloé helps Lamar to finally learn how to swim.
Fearful of aging, Kim gets botox and has a bad physical reaction. Meanwhile, the family discovers that Kris is a closet smoker and Kourt is determined to get her to quit.
When no one in Kourtney's family makes an effort to attend Scott's birthday party in Las Vegas, it pushes her to consider moving to New York with Scott. Kourtney and Scott decide to go house hunting in Manhattan, but when her family finds out her plan, they must rally together to convince Kourtney to stay in Los Angeles. Kris plots a surprise birthday party for Scott thrown by the whole family--but is it too little too late? Meanwhile, Bruce struggles with getting Kim's dog Rocky neutered.
When Khloé constantly jokes that Rob is dating her best friend Malika, they decide to pretend that they are. Meanwhile, Kris ponders managing the pop band BG5, and after she decides, she wonders if she made the wrong decision.
As Mason goes in for his 6-month check-up, Kourtney realizes she wants another baby so her kids will be close in age like she and Kim were, but when she obsesses about getting pregnant, Scott thinks she's taking all the fun out of the process of trying. Meanwhile, Bruce has a hard time accepting that 12-year-old Kylie has male friends, and there's tension when she breaks the rule about inviting a boy up to her room.
Unhappy about getting older, Kris hires a personal trainer, Storm, to help her get back into shape. Bruce becomes concerned when Storm arrives at the house and starts hitting on Kris, but Kris dismisses his feelings until others point out that she might be going too far with Storm. Kim's competitive nature gets her into trouble when she loses to Kourtney during poker night and is forced to serve her needs for a day.
im meets football star Miles Austin. Kourtney thinks about expanding D-A-S-H by moving to New York but her sisters are against the idea. Meanwhile Scott and Bruce bond, but Bruce still insists on behaving like a rodent to Scott, despite Scott trying his best to change his ways.
Khloé celebrates her birthday in New York City with her family and friends, while Kourtney continues to weigh the pros and cons of opening up a new store there. Meanwhile, Kris decides she's fed up with Bruce's homebody attitude and leaves him behind in Los Angeles, but Rob gets him to let loose during a night out in a club with his friends and the BG5 girls. Bruce later gets earrings and a haircut. Also, Kim parties with football player Miles Austin (with the paparazzi not far behind), and her ex Reggie Bush becomes jealous when he finds out that she has moved on. Miles later breaks up with Kim at the end of the episode.