Danny and Ed hunt for a sexual predator targeting hotel guests Danny and Mike suspect three MIT students of planning an electronic heist when they arrive with the latest high-tech equipment.
Cheaters plan to score $10 million with the help of the best pit boss in Vegas -- Nessa a psychic warns Mary of an audience member's death Sam plays matchmaker for a lonely lady.
Danny and Ed become suspicious when a high roller cashes in chips but never plays a hand Ed's cousin meets the woman of his dreams at the roulette wheel and decides to get married immediately.
The body of Danny's childhood friend is found in the desert Ed conceals the identity of an ultraconservative senator Mary contends with an actor who takes his role as King Arthur too seriously.
Big Ed Deline leads a surveillance team charged with maintaining security at one of the largest casinos in Sin City protege Danny McCoy must foil a team of high-tech cheats.
Thieves try to steal a rare stamp that is up for auction at the Montecito, taking Danny, Piper, Mitch and the surveillance room hostage Mike's mom discovers that he is married.
Cooper, Danny and Mike are suspicious of a man (Terry Bradshaw) who has a nearly perfect winning streak Sam's whale brings his grandmother (Kathryn Joosten) to the casino to play bingo.
The effects of the Montecito robbery reverberate all over Las Vegas Danny tries to fend off federal agencies' accusations Delinda wants Cooper and Sam to apologize to each other Piper and Mike help a widow carry out her husband's last wishes.
Danny gets a surprise visit from the fire marshal and his alcoholic uncle Mike keeps an eye on the casino's Hand on Hard Bodies competition Cooper forces Sam to help a contestant thieves break into the casino.
The casino plays host to an environmentally friendly conference Danny questions Delinda's plan for a new "green" lifestyle Sam tries to capitalize on high rollers looking for love Cooper shows a new side of himself when a mystery woman arrives.
Danny and Mike see a strip-club owner get physical with a stripper Delinda advocates for better rights for exotic dancers in the city Piper enlists Sam's help to find a racy video that she does not want people to see.
In the spirit of Halloween, Piper dresses up in various costumes to scare her co-workers Cooper insists on shadowing Sam.
Danny and Mike head to Cooper's suite for a meeting but find themselves in the middle of a crime scene Piper (Camille Guaty) tries to help the son of one of the casino's big clients learn to be cool.
Cooper secures a beauty pageant for the Montecito, but things go awry when someone sabotages the contestants Sam thinks she sees a casino guest murdering a woman but has difficulty trying to convince Danny that she is not hallucinating.
Friendships are at stake when the new casino owner tries to make changes at the Montecito Danny loses confidence that he will be the new president Sam continues therapy and decides to befriend the new hotel concierge.
A cell-phone video may be a clue to who killed Mary's father Ed tries to find out who robbed the Montecito Delinda gets a chance to tell Danny her secret Sam tries to escape her captors.
Ed, Danny and Mike bet on who can find the most waste at the Montecito Mary must sell the last residential suite and hopes to entice big money with a performance by John Legend.
One of Ed's favorite former employees (Kate Levering) returns with her husband (Judd Nelson) to celebrate her wedding anniversary at the Montecito Mary and Sam disagree about which guests are most important and fight for OK Go's time.
Minutes before a rare wine discovered in the Montecito's cellar is auctioned off for $1 million, Mike realizes it is not genuine a group of retirees checks into the hotel for a Sudoku tournament.
Everyone reluctantly participates in Ed's Secret Santa gift exchange Danny's car is stolen on Christmas Eve Delinda eagerly plans her first Christmas with Danny.