Two of Cooper’s billionaire friends come to the Montecito for a visit and a poker game. Cooper decides to shadow Sam to better understand her work only to scare off one of her clients. Piper tries to scare everyone with her variety of Halloween costumes.
When Mike’s mother finds out about his marriage to Piper, she becomes very upset, which prompts Mike to put together a wedding for his family. Danny formally proposes to Delinda, Casey’s younger brother comes to Las Vegas and plans to take ownership of the Montecito, and a plane crash could be the end for Cooper.
When thieves want to steal a rare stamp from a Montecito auction, they take the whole surveillance team hostage.
Pete Skinner seems to have a perfect winning streak while betting on horses, which makes Danny and Mike suspicious.
Danny and Mike decide to play in a 2-on-2 basketball tournament where the stakes become more than they anticipated. Piper is evaluated for the “Concierge of The Year” award, so she asks her friends for help.
After Sam’s “whales” check out a strip club she calls in “The Cleaner” to help keep it secret from their wives. Meanwhile, Mike and Piper try to hire a sexy new bartender for the Montecito but instead find themselves sampling the cocktails and engaging in one of Vegas’ oldest cliches. Cooper challenges Danny to bring more people to the Montecito while Delinda throws an unusual party.
Piper runs into trouble with the gaming commission, but Cooper bails her out, raising suspicions of the staff.
A fugitive is tracked to the Montecito and every bounty hunter and FBI agent in the vicinity wants to make the capture. Danny, Mike, and Cooper get involved but somehow find themselves fighting for their own lives. A favorite “whale” of Sam is in town, but she discovers that his perfect life is in pieces so she offers to lend a hand. With assistance from three hot women, Piper hosts a post-New Year’s pool party that brings cash into the casino. Meanwhile, Delinda feels insecure about her pregnancy weight, but realizes she’s not the only one that has packed on the pounds.
Cooper sends Mike and Danny to Wyoming to buy a horse for his ranch.
The holidays are getting closer at the Montecito and everyone is working on their holiday plans except for Mike, who seems to have doubts about his place in Las Vegas.
Las Vegas has to struggle with the effects of the Montecito attack, while the main suspect seems to be Danny’s uncle.
Danny and Mike have a bad feeling about the day to come and their feeling is being confirmed when a fire inspector wants to investigate the fire safety in the Montecito. While Danny has his hands full on the inspector and the unexpected return of someone from his past, Delinda is tired of eating alone and wants Danny to spend time with her. A contestant who’s in the race for winning a car drives Sam crazy. Cooper is checking if everybody does his job right but someone isn’t pleasing him forcing him to make a defenant decision. Meanwhile a group of people is ready to put their plan to rob the Montecito in action.
Delinda wants Danny and the casino staff to be more environmentally friendly.
Delinda starts a campaign to help the exotic dancers of the city.
Two of Cooper’s billionaire friends come to the Montecito for a visit and a poker game. Cooper decides to shadow Sam to better understand her work only to scare off one of her clients. Piper tries to scare everyone with her variety of Halloween costumes.
Danny and Mike are called to the rescue to solve a murder that occurred in Cooper’s suite, while Cooper claims that he can’t remember what happened.
The Pacific Tropic Spokesmodel contest at the Montecito is sabotaged and Mike leads the investigation.
Sam continues therapy with her psychiatrist, which includes working on her social skills. Cooper wants to fill the vacant position of President of Operations, so Mike and Danny both apply for it.
The new owner of the Montecito, A.J. Cooper, introduces himself to the staff and brings a new campaign with him: “Anything Can Happen.” The staff get worried that people might get fired. Sam is seeing a psychiatrist because of her recent abduction, but she won’t open up to him. Instead, she tells him everything about her colleagues.
The Montecito staff members along with the Las Vegas police have their hands full as they try to discover who killed Mary’s father while investigating the recent hotel robbery. A mysterious cowboy pays the tax debts of the Montecito and becomes the new owner.
Summary: Justin finds himself in an unexpected love triangle; Betty falls for a playwright she is profiling for Mode; Wilhelmina has an epiphany.
Summary: The med students are thankful when Cole identifies his true calling; Lucy finds her inspiration.
Summary: When Addison’s patient and the life of the three unborn babies she is carrying as a surrogate hang in the balance, Sam’s new girlfriend, Vanessa, and Addison are sharply divided on the course of treatment. Meanwhile Cooper seeks Sheldon’s help with a young patient, but their personal quarrels over Charlotte get in the way, and Naomi has a dilemma of her own between William and an unexpectedly charming Dr. Fife.
Summary: After their wedding, Charlie and Amita help the team look for Don’s missing gun.
Summary: When a Marine is killed in a drive-by shooting, the team fears his younger brother may also be targeted.
Summary: The team and Coast Guard Investigative Services join forces when a Navy diver seeking sunken treasure is murdered.
Summary: Lauren clashes with a new tenant (Nick Zano); Amanda is infuriated when Riley asks Ben for a job; Ella makes an unrealistic demand that backfires.
Summary: Locke tasks Sawyer with a mission, and Kate talks to Locke while holding a fake, plastic gun while Sayid is watching them.
Summary: Members of the sales staff let Sabre’s new Sales Is King policy go to their heads.
Summary: A high school senior repeatedly hallucinates after blacking out during a class trip; Wilson tries to furnish his condo.