What's On TV Tonight? - TV Listings for 09/17/2014

A winner is crowned on America's Got Talent! But what else is on TV tonight? Here are the listings for 09/17/2014:

8:00 PM ET

NICK'S PICK: America's Got Talent [SEASON FINALE] ("Finale") - Nick Cannon reveals the winner; scheduled performers include Ed Sheeran, Jennifer Hudson, Lenny Kravitz, Pitbull and Train. (NBC)

Big Brother [LIVE] - A house guest is evicted. (CBS)

Hell's Kitchen ("16 Chefs Compete") - Ramsay uses a unique recipe challenge to strengthen team communication; the teams work together to prepare a dinner service with special guests, including TV host Wendy Williams. (FOX)

Penn & Teller: Fool Us ("The Magic of Polyester") - Featured magicians include Brynolf & Ljung, Colin McLeod, Keelan Leyser & Charlotte Marie and Etienne Pradier. (The CW)

The Roosevelts: An Intimate History ("The Storm (1920-1933)") - Franklin Delano Roosevelt runs for vice president in 1920, but he contracts polio; while serving as governor of New York, Democrats turn to him as their presidential nominee for 1932. (PBS)

9:00 PM ET

Red Band Society [SERIES PREMIERE] ("Pilot") - Adults at the Los Angeles' Ocean Park Hospital lead an unlikely group of rebellious friends through adolescence. (FOX)

Legends ("Gauntlet") - Martin takes Kyle Dobson into custody in the aftermath of a shootout; Martin must take his prisoner on the run when Dobson's employers send a team of professional hitmen. (TNT)

Couples Therapy ("Death Trap") - The couples reveal hurtful moments in their relationships; a new couple arrives. (VH1)

Million Dollar Listing: Los Angeles ("Flagg vs. Serhant") - Josh Flagg outplays New York real estate agent Ryan Serhant; Heather and Josh meet with a wedding planner who is baffled by their lack of preparation; David and James get a surprising response when they bring their client multiple bids. (Bravo)

Mystery Diners ("Vicious Cycle") - The owner of Slice Works in Denver, notices a decrease in delivery sales, and an increase in delivery complaints. (Food Network)

Bring It! ("Bucking for Revenge") - The Dancing Dolls must contend with the largest field of competitors so far this season; Miss D takes a gamble on the Baby Dancing Dolls; Camryn and Tamia begin to bump heads. (Lifetime)

Tyler Perry's For Better or Worse ("Too Much Sex") - Marcus accidentally takes canine fertility pills; Angela can only handle so much sex. (OWN)

Britain's Fattest Man: Last Chance to Live - Keith Martin weighs 980 pounds and has not left his home in 11 years. Facing a premature death, he is desperate to save his life but must first gain his independence. (TLC)

9:30 PM ET

Duck Commander: Before the Dynasty ("Duck Commander Gives Back") - Old clips from ``Duck Commander'' show instances of the Robertson family giving back to their community and country. (A&E)

10:00 PM ET

Extant [SEASON FINALE] ("Ascension") - In hope of redirecting the Seraphim away from Earth and stopping deadly spores, Molly returns to space. (CBS)

Top Chef Duels ("Jenn Carroll vs. Nyesha Arrington") - Jen tests Nyesha on preparing sea urchin; Nyesha challenges Jen to master bacon and eggs; duel for cast of ''Brooklyn Nine-Nine''. (Bravo)

The Bridge ("Beholder") - Marco hits a crossroads in his relationship with Fausto; Sonya squares off with Eleanor; Linder and Eva discuss their future; Frye and Adriana uncover a rift between agencies. (FX)

Teen Mom 2 ("Co-Parenthood") - Jenelle gives birth to a second son; Leah learns that Corey wants full custody of the girls; Isaac leaves for summer visitation with Jo; Chelsea is shocked when Adam's ex returns. (MTV)

I Heart Nick Carter ("A Smart Business Move") - Lauren questions Nick's ability to control his own life when his management team interferes. (VH1)

The Mysteries of Laura [SERIES PREVIEW/PREMIERE] ("Pilot") - Homicide Detective Laura Diamond balances her day job with her chaotic family life that includes twin boys and a soon-to-be-ex husband. (NBC)

Wahlburgers ("A Cut Above") - Alma becomes worried when Paul takes up woodworking as a hobby; Johnny Drama and his funk band are scheduled to perform at the Boston premiere of Mark's new film. (A&E)

Restaurant: Impossible ("Military: Impossible") - Chef Robert Irvine is in Fort Bragg, N.C., the largest U.S. Army installation in the world, where he is on a mission to breathe new life into one of the only full-service restaurants on the post, the Green Beret Club. (Food Network)

The League ("The Height Supremacist") - Pete requires help from TacoCorp; Ellie invites Darren Sproles to a dance; Andre faces punishment; Jenny's employing height discrimination in her team selections. (FXX)

Girlfriend Intervention ("Cortney, Control Freak in Mommy Uniform") - Tanisha, Tracy, Tiffiny and Nikki try to help a working mother whose desire for total control has caused her to lose her sense of individuality. (Lifetime)

Preachers of L.A. ("Prodigal Son") - When Pastor Jay and Lady Christy's troubled son comes home, everyone must decide whether they can really let bygones be bygones. (Oxygen)

Franklin & Bash ("Dance the Night Away") - Peter's mother brings the boys the case of an injured stripper; Damien Karp rejoins the firm; Peter exchanges legal services for the title of Duke in lieu of pay. (TNT)

10:30 PM ET

Ali G: Rezurection ("Energy") - Borat learns self defense as well as new-age dance; Ali G engages James Ziglar in a conversation about immigration. (FXX)

Epic Ink ("Friday the Thirteenth") - Chris 51 and the crew plan a Friday the 13th party at the shop; Chris Jones creates a zombie from a George A. Romero horror film; Josh inks a portrait of horror hostess Elvira, Mistress of the Dark. (A&E)

11:00 PM ET

Watch What Happens: Live - Actress Jessica Chastain; TV show host Craig Ferguson. (Bravo)

Virgin Territory - Abby plans to have sex on Valentine's Day; Keyaira has Cauri over for a family dinner; Alec joins the dating world; John explores options. (MTV)

E! News - Entertainment news. (E!)

Preachers of L.A. Aftershow ("Compromise") - Deitrick and Dominique Haddon, Jay and Christy Haizlip, and relationship expert Paul Carrick Brunson. (Oxygen)

MIDNIGHT

The Wendy Williams Show ("Hot Topics") - Talk-show host Sherri Shepherd shares her take on the latest Hot Topics; the year's most stylish celebrities. (BET)

At Midnight - Adam Cayton-Holland; Nate Bergatze; Beth Stelling. (Comedy Central)

LATE NIGHT TALK SHOWS

The Daily Show With Jon Stewart is joined by Law Professor/Author Zephyr Teachout. (11:00 PM, Comedy Central)

Conan features Actress Marisa Tomei; comic Jim Jefferies; band Old Crow Medicine Show. (11:00 PM, TBS)

The Colbert Report welcomes Actor Viggo Mortensen. (11:30 PM, Comedy Central)

The Tonight Show Starring Jimmy Fallon has Actor Liam Neeson; screenwriter Terry Gilliam. (11:35 PM, NBC)

Jimmy Kimmel Live is joined by Actor Ty Burrell; TV personality Len Goodman; Paolo Nutini performs. (11:35 PM, ABC)

Late Night With Seth Meyers features Actress Tina Fey; actor Adam Pally; Grouplove performs. (12:35 AM, NBC)

The Late Late Show With Craig Ferguson welcomes Actor Paul Reiser; actress Aimee Garcia. (12:35 AM, CBS)

Credit: Michael Parmlelee/NBC