A New Orleans neighbourhood celebrates its first second-line parade since Katrina, reuniting many of its musicians and residents, though many more have yet to return.

LaDonna Batiste-Williams receives news about her missing brother, Daymo, whilst Albert Lambreaux takes the law into his own hands after his tools go missing.

Albert Lambreaux discovers something shocking. Davis McAlary gives piano lessons in exchange for some freedom and Antoine Batiste goes through a rough time. Meanwhile, Annie gets a gig on her birthday.

Antoine heads to Baton Rouge for a visit with his sons. Sonny takes a gig in Texas, leaving Annie behind and Albert accepts a dinner invitation from Aunt Lula.

Albert presses Councilman Ron Singleton to reopen housing projects and Davis enlists local musicians to cut a campaign CD. Janette cooks for four celebrity chefs.

Toni searches for clues about Daymo; Janette considers suspending operations and Sonny crosses a line with Annie.

A judge's ultimatum gives hopes to LaDonna whilst Albert makes a stand and pays the price.

Albert is sent a message by the NOPD. Sonny leaves Annie to her own devices; LaDonna puts her bad news on hold and the Bernettes make a Mardi Gras appearance, though Creighton's heart isn't really in it.

Davis concocts a remedy for the post-Mardi Gras blues; Antoine becomes an unexpected benefactor and Colson warns Albert to avoid trouble on St. Joseph's night.

Toni's concerns about Creighton turn to anger; Albert and the Indians suit up for St. Joseph's night; Davis tries to convince Janette to stay put and Annie weighs her future options.

New Orleans celebrates the election of Barack Obama; Desautel opens her own Bywater restaurant; LaDonna rebuilds Gigi's bar; school band director Batiste gets invested in his students' lives.

Lambreaux learns his cancer has spread; Delmond plays with Terence Blanchard in New York; Annie wins song of the year for "This City"; violence strikes one of Batiste's students.

McAlary and Desautel spend New Year's Eve together; Batiste picks up a movie job; LaDonna comforts Lambreaux; Colson offers to testify, NOPD retaliates.

McAlary celebrates his 40th; Bernette gets a break in her case; Annie dumps her band; Lambreaux insists that Delmond carry on as Big Chief after he's gone; Everett returns to New Orleans.

Colson is offered a transfer; guardians send Lambreaux home; Batiste takes his sons to a Dr. John gig; Hidalgo returns to Texas; McAlary revisits his pothole, now decorated.

Antoine flirts with martyrdom; Janette meets her old nemesis, Enrico Brulard; Delmond and Albert debut their Indian-jazz album; Toni meets L.P. Everett, a new ally in her investigation of post-Katrina killings; LaDonna finds living with in-laws is its own kind of hell.

Antoine's students show interest and Annie's demo hits the mark; L.P. Everett's new case has smoke and fire; heat at the in-laws' house forces LaDonna to move; Hidalgo discovers a new angle; Janette's resistance slips; Albert learns he has chronic pulmonary disease.

Janette, Aunt Mimi and Annie commit to new deals, with varying degrees of enthusiasm; Toni may have found the killer she seeks, but Terry is still looking for his; L.P. meets his victim's family; Antoine plays his bone in Texas; Sonny plays his music closer to home.

Antoine does a good deed, while someone suspects Nelson's deeds may not be so good; Davis fails to sign "Sugar Boy" Crawford for his opera, but Delmond gets his father to sign up with the New Orleans Musicians' Clinic; L.P. learns his headless skeleton wasn't always so.

Antoine does the "Cupid Shuffle" as Desiree's mother's house collapses; Annie's visiting parents learn about her record deal; Albert's kids learn about his lymphoma; Toni learns about Sofia's boyfriend; Sofia gets stopped by Officer Billy Wilson; Janette has a reunion.

Sonny rushes, but still misses the boat. Fats Domino tickles Davis' fancy and a few of the ivories. Antoine seeks reading help for Jennifer. Janette endures corporate hell. Toni and L.P. get a witness. Desiree gets a new ally.

It's Carnival time: Toni finds Judge Gatling dispensing judicial orders and potables at Galatoire's. Janette seeks counsel from Emeril Lagasse. Sonny falls on the wagon. As Nelson schmoozes, Annie sits in with the Neville Brothers at the Washington D.C. Mardi Gras Ball.

Desautel's on the Avenue opens softly. Sonny pawns instruments to buy jewellery. LaDonna gets threats from a stranger & support from Albert. Sofia gets evicted for her own protection. Terry finds a case collapsing & his popularity declining. Desiree confronts Robinette.

Janette gets attacked by crawfish ravioli. Terry survives an assault; his position at the NOPD is untenable but his position with Toni is improving. LaDonna learns the meaning of those threatening gestures.

Davis & Blakk go "full ghetto" on Davis' goodbye to the musician's life. Tim Feeny reveals himself and his intentions to Janette when he finds out she's throwing a benefit. Delmond parts ways with the powers that be. Toni sees hope that Joey's killer may be prosecuted.

Antoine contemplates a move while LaDonna resists one; Davis moves in new directions; Toni worries about Sofia's emotional distance; Colson contends with the return of crime to New Orleans; Annie returns from a national tour. In New York, Delmond debuts his new album.

Antoine decides to form a band; Vincent Abreu drops a suspicious death case on Toni; Nelson assembles a team of haulers to begin demolition and debris removal work.

LaDonna confronts the return of the crime problem; Sofia channels her father's YouTube rants; Toni takes the Abreu case; Janette and Albert apply for Road Home money; Sonny barely escapes arrest.

Aunt Mimi and Davis form a record company and sign rapper Katey Red; Janette makes her dramatic departure from Restaurant Brulard; Antoine reluctantly lands a teaching job.

Lt. Colson questions the quality of police investigations; Janette lands at Le Bernardin; Annie attempts composing; Davis discovers new talent; Sofia gets an internship.

Hidalgo does a favour for a councilman; Antoine appoints a straw boss; Janette discovers that Jacques is in trouble; Sofia has a realisation; John Hiatt and Henry Butler perform.

Delmond discovers a new sound; Annie celebrates with Harley; Hidalgo combines business and pleasure; Toni and Sofia struggle with their memories of Creighton; Cornel offers Sonny a second chance.

Delmond pitches his project to Dr. John; Toni hires a P.I.; Davis debuts his band; LaDonna's marriage is tested; Janette considers a move; Cornell monitors Sonny's rehab; Hidalgo makes a deal with the city.

Davis is overshadowed by his protege; Delmond is annoyed by Albert's quest for authenticity; Larry forces LaDonna to make a choice; Janette is transformed by her new job; Toni and King question a murder witness.

The community mourns; Toni seeks Colson's help; Sonny is smitten; Janette earns a new nickname; Sofia faces temptation; Delmond and Albert head south to work on their record.

Treme residents get a welcome respite from a challenging year when Jazz Fest comes to New Orleans.