Danny returns from the war, much to the surprise and joy of everybody, particularly Mary. However, he is acting strangely as the memories of the war haunt him. He begins to worry everybody, particularly Ed and Mary. The guys of the casino are also contending with two of the dumbest guys on earth, one of who has a microchip in his arm. The new guy Leo has a thing for Delinda, and Sam and Delinda are at odds as Sam wants to hire out Mystique to a group of rich morticians.

Danny, Mike and Sam scurry to solve the tactics of a ring of card counters. Meanwhile, Nessa is faced with the return of Fred Puterbaugh (guest star Jon Lovitz) who professes his love and admiration to her, much to her dismay. Elsewhere, Ed and Danny deal with an archeologist's find near the hotel pool that leads to a scam, while Mary, has to give orientation to topless women, employed by the hotel to entertain guests.

Ed is framed for murder when enemies from his past resurface. Danny and Mike secretly intervene to investigate and take matters into their own hands. Meanwhile, Sam, Nessa, Mary and Delinda desperately attempt to find tenants for their new joint-purchased home, settling on what they think to be the perfect tenants, only to discover they've misjudged the situation.

Danny agrees to help an ex-marine's wife out by caring for her 8 month baby boy while she attends an interview, but concern is raised when she doesn't return, leaving Danny to care for the child longer than anticipated. Meanwhile, Sam hosts Bernard Taylor (guest star George Hamilton) who intentionally throws all of his money down the drain so his soon to be ex gets half of nothing in the divorce settlement. Elsewhere, Mary, Nessa and Delinda go in search of a hidden treasure in the desert and become stranded in the wild until Clint Black (as himself), who's staying near by, finds the girls and rescues them from their nightmare.

Nessa is stunned when a mysterious woman shows up at the Montecito with news that her father is alive and wants to communicate with her. She begins to question what Ed has told her of her father's whereabouts which leads her right into a trap that affects the whole casino. Meanwhile, when a video gaming convention takes over the hotel, Sam, Danny and Mike have to police fraudulent acts of plagiarism. Elsewhere, Mary befriends a hotel guest who lost her husband after ten year s of marriage and is desperate to keep his memory alive.

As they prepare their youth football team for the Casino League Championship game, Danny and Mike search for a missing casino employee and aspiring inventor whose hobby may have gotten him into serious trouble. Ed oversees the city-wide search for the missing man, who is the father of one of the boys on the team. Meanwhile, Sam begrudgingly mentors the girlfriend of casino owner Gavin Brunson (guest star James McDaniel), until Sam discovers that her seemingly innocent understudy is scheming to get her fired.

Ed, Danny, and Mike combine forces with the investigative team of Dr. Jordan Cavanaugh and Det. Woody Hoyt to solve the murder of a high-stakes gambler. The mystery intensifies when it appears that the gambler's wife may not be the only woman who wants him dead. Meanwhile, Snoop Dogg is trying to convince Delinda to allow the Montecito to be the site of his next music video. Elsewhere, Ed must deal with the demands of his wife Jillian, who has moved into the Montecito while their house is being renovated.

The crossover starts on Crossing Jordan S04E07 What Happens in Vegas Dies in Boston (I).

Ed uses his past connections and some old-school tactics to hunt down the man who stole a priceless work of art from the Montecito. His frantic search for the piece leads to an uncomfortable reunion with his former partner Jack Keller (guest star Alec Baldwin), who cannot be trusted. Meanwhile, Danny and Mike are dispatched to deal with a fight between their tenants and find themselves smack in the middle of a lovers' quarrel. Elsewhere, Sam puts together an exotic weekend for a young couple in love that ends with only Sam smiling.

Ed and Mike piece together the clues of a possible kidnapping. Their efforts lead to a man with a criminal past and also force Mike to recall a terrible memory from his childhood. Meanwhile, Danny and Mary leave Las Vegas for a romantic trip to Los Angeles, amidst rumors that they will return as a married couple. Elsewhere, Delinda becomes enamored with The Polyphonic Spree, a unique musical group, and their leader Tim Delaughter (as himself). Vanessa Marcil and Marsha Thomason also star.

Sam gets involved with a drug cartel when she learns that one of her clients is illegally laundering drug money through the Montecito. When Ed finds out, Sam agrees to help the FBI capture several key members of the cartel to help put an end to them. Meanwhile, Mike is convinced that he has met the woman of his dreams, and does everything in his power to persuade her to date him. Elsewhere, Delinda meets and falls for Cody Barnes (Michael Lowry), a handsome Rodeo champion.

When Ed (James Caan) is kidnapped, Danny (Josh Duhamel) and Mike (James Lesure) begin a frantic search of the city to find him. The fact that Ed refuses to let them contact autorities or pay the kidnapper's ransom only makes their search more difficult. Sam (Vanessa Marcil) arranges a Vegas-style wedding for one of her clients, but it comes to a screeching halt when their lucky rings are lost. Elsewhere, Mary (Nikki Cox) and Delinda (Molly Sims) collaborate when the Montecito hosts a popular 80's rock band (Duran-Duran).

Chaos is set in motion when Danny and Delinda find a hotel guest who appears to have committed suicide. When Delinda investigates further, she suspects murder and dispatches Danny and Ed on a mission to find the killer which places Delinda in jeopardy. Meanwhile, Sam plays host to a tycoon who is obsessed with hygiene and threatens to leave the hotel when a strand of Sam's hair is found on his shirt. Elsewhere , Mike is reunited with his ex-girlfriend from college who has a strange request for him.

Danny's (Josh Duhamel) generous act gets him into trouble with the police and leaves Ed (James Caan) having to clean up the mess. Ed must use old contacts to ensure that an annoying and potentially destructive female guest does not ruin the casino's good name. Meanwhile, Delinda (Molly Sims) enlists the help of a singer to convince her arrogant chef that the restaurant should be open for lunch. Later she realizes that things other than food can attract patrons. Meanwhile Sam (Vanessa Marcil) and Mike (James Lesure) are dispatched to deal with mysterious screams coming from an elderly couple's room.

Ed receives an unexpected visit from a beautiful former co-worker, whose mere presence puts everyone's lives in serious danger. Danny and Mike are enlisted to protect the gorgeous womanwith a mysterious background, and find it to be much harder than expected. Meanwhile, Delinda and Nessa compete for the affection of a high-roller. What once began as a friendly competition turns into an all-out war as the two vie to see who is more appealing. Elsewhere, a man's bride-to-be strands him at the altar, leaving Mary to save his trip from being a complete disaster.

When the hotel enters one of its slowest weeks of the year, Ed decides to stir things up a bit by switching everyone's job positions around so they can walk in one another's shoes. Delinda takes over for Ed and finds herself bored stiff after having to attend a city hall meeting while Sam and Mary take over surveillance. Meanwhile, Danny is in charge of the casino floor and runs into an old high school buddy who's having extremely unusual and suspicious luck winning millions of dollars. Elsewhere, Mike is put to the task of clearing a traffic ticket that Ed claims is wrong - despite the fact that there are photos to prove his guilt.

Sam is over the moon about hosting the "whale of all whales" - a billionare (guest star Dean Cain) she's hooked to stay at the Montecito. With her hands full, she tosses her other clients onto Mary and Delinda. Things get out of hand when Mary's billionaires turn out to be cheating the horse racing system requiring Danny to fly up to come to her aid. Meanwhile, Sam falls apart when she realizes that the billionare is her husband, whom she's been separated from for seven years. Elsewhere, Ed is slapped with jury duty on Valentine's day and deals with the wrath of Jillian (Cheryl Ladd), who thinks he's avoiding the special day on purpose. Despite his efforts to get himself off of the hook, the judge refuses, leaving Ed to have to trust Mike with manning the homebase.

When a local restaurateur (and mother of a Montecito showgirl) is approached by petty mobsters, Ed enlists the support of a long-time friend "Frank the Repairman" (guest star Sylvester Stallone) to quash their extortion attempts. As the two navigate their way through the local mob's hierarchy, Ed discovers that he has a decades-old connection to the ringleader. Elsewhere, Danny and Mike feverishly work to reclaim $100,000 stolen from the casino by a cunning thief. Once the thief's identity is revealed, Danny concocts a clever scheme to make good on the money before Ed discovers the truth. Meanwhile, Joe Rogan (as himself ) visits the casino in search of a little R & R. Sam , Delinda and Nessa who are desperate to be contestants on Joe's show, compete with each other for his attention.

When an ex-Marine turned local politician is embroiled in a sordid scandal with a 16-year-old runaway, Danny (Josh Duhamel) vows to clear his comrade's name, but he soon learns that people aren't always as they appear when an even seedier truth is revealed. Elsewhere, a seemingly average Joe is willing to risk his mundane existence for one shot at living large. Meanwhile, Ed (James Caan) discovers a potential nexus between Sam (Vanessa Marcil) and a major drug distribution ring.

When cutting-edge surveillance technology fails to catch a thief in the act, Ed must rely on good ol' human ingenuity to crack the case. Elsewhere, Mary (Nikki Cox) and Mike (James Lesure) intervene when a cheating husband is caught red-handed. Meanwhile, when Montecito's grooviest high-roller is in need of vintage duds, only Emmy-winner Don Knotts (as himself, "The Andy Griffith Show") can keep his polyester groove alive.

Ed suspects that the Montecito's security system has been breached and that he and his hotel staff are now under surveillance, Danny and Mike are employed to expose the identity of the phantom mole. Meanwhile, Sam is seduced by a high-rolling vampire when he mysteriously appears in her room. Elsewhere, DeLinda escorts her sheepishly innocent Amish cousin as he sows his oats on the Vegas strip before returning to the simple life.

Mary meets her secret admirer but faces legal issues on the road to romance. When a philandering hotel guest (guest star Dave Foley) loses his wedding ring at a local brothel, Mike agrees to help him find it by investigating the establishment. Meanwhile, Danny and Ed do some investigating of their own to respect a friend's last wish for justice.

When the colorful billionaire Fred Puterbaugh (guest star Jon Lovitz) returns to the Montecito, with new girlfriend singing star Ashanti (as herself), there is bound to be some great entertainment. But once Ed and Danny discover exactly what brought the incorrigible billionaire back to Vegas, an audacious performance is the least of their worries. Meanwhile, a beguilling magician uses his skills to help Ed catch a slippery thief. Elsewhere, Sam finds new meaning in the words 'feminine wiles' when a highroller's wife makes a visit to the casino spa.

In the final episode of the series' second season, the new owner of the Montecito will be making some big changes to both the staff and property at the casino.

Jon Bon Jovi and Dean Cain guest star in the finale.