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Mandy starts vaping, to her parents' disappointment; Vanessa commiserates with a fellow teacher about the impending strike; Ryan and Kristin find a secret safe in the basement.

Mike wants to give Boyd a shotgun for his 10th birthday, but Ryan is against the idea; Kyle and Mandy continue their wedding plans.

Jay has grown children, grandchildren and a gorgeous young wife, who has a preteen son of her own; all together they must bridge generational, cultural and social gaps.

Phil is determined to help Luke prove he is responsible enough to have a new bike; Jay and Manny have some father and son time.

Sheldon takes his first engineering class with Professor Boucher; Meemaw and Dale help take care of his ex-wife, June.

Sheldon tries to figure out the answer to a physics problem by working with Penny.

Eight social media chefs level up corner store staples and try to cook their way to the top kitchen.

Frank scrambles to find a date for a romantic sunset horse ride; Patel hosts a "sip 'n snip" fundraising event.

Captain Maggie is cursed with dating bad men and Sergeant Dana convinces her to go to a single's mixer; the Colonel deals with an anonymous protestor that has infiltrated the base.

Leonard decides to run against Sheldon for president of the tenants association; Bernadette encourages Wolowitz and Koothrappali to find the owner of a drone after they find it in the backyard.

Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away.

Mandy starts vaping, to her parents' disappointment; Vanessa commiserates with a fellow teacher about the impending strike; Ryan and Kristin find a secret safe in the basement.

Jerry and George produce their pilot, but George doesn't like the actor playing him; Kramer has a personal problem.

The Coopers help Pastor Jeff through a rough patch in his marriage; Sheldon pressures church members for donations when Mary takes him to work for a day.

Tina discovers her father has age-related impairments, making it crucial to reunite him with his wife.

The new neighbors who moved into Miss Kim's old house are keeping the Butlers and Johnsons up all night; Courtney tells Marty she is going on a date.

Get your glamour on with gorgeous jewelry featuring fine diamond and gemstone simulants. Bella Luce makes exclusive luxury looks affordable.

Join Charles Winston for expertly crafted jewelry in contemporary designs. Every Moissanite Fire jewel offers superior light dispersion and exceptional durability that will last a lifetime!

JTV is making room for new product with clearance priced items during a Warehouse Sale.

NewsNation's live national morning newscast.

NewsNation's live national morning newscast.

NewsNation's live national morning newscast.

NewsNation's live national morning newscast.

NewsNation's live national morning newscast.

A dispute between neighbors over damage to a cherished tree; a holiday party is ruined when a child finds a firearm in a hired Santa's backpack.

After paying child support for a kid who is not his, a man fights for the return of his money; a woman is sued for leaving her last remaining friend stranded.

"Shared Room Scam.".

The plaintiff says she tried to help the defendant when she found her drunk and naked at a racetrack, but the defendant repaid her by assaulting her.

A tree-cutting business owner sues for thousands in unpaid services after he cutting down timber and leveling stumps; the customer, who refuses to pay, cites messy woodchips galore and the lack of an invoice.

After a 25-year-long relationship, an ex-wife sues her ex-husband for the court maximum of $10K in unpaid personal loans; she claims that he repossessed a car behind her back, while he insists that he had no choice but to take it.

Crimes from across the country that have been captured by ordinary people on their smartphones; stories of victims, witnesses, law enforcement and the videographers themselves.

Crimes from across the country that have been captured by ordinary people on their smartphones; stories of victims, witnesses, law enforcement and the videographers themselves.

DNA on one of two teenage girls killed in a similar fashion on a California beach six years apart leads investigators to a suspect who worked inside the police department.

Couple Mike and Deborah battle sibs Leilani and Anthony.

Family time! Dad and daughter Greg and Alexis take on mom and daughter Shirene and Saira.

Mike attempts to teach Eve a hard lesson about life, but Eve's reaction throws Mike for a loop; Kyle attempts bartering to get Mandy an amazing wedding gift.

Leonard must choose who to bring with him when he goes to see the Large Hadron Collider on Valentine's Day.

Jay reluctantly takes Phil on a model-airplane excursion, and Gloria goes shopping with Alex. Meanwhile, Claire and Manny get to know each other as siblings.

Jay's ex-wife, Dede (Shelley Long), tries to make amends with everyone she offended at Jay and Gloria's wedding.

From Madison Square Garden in New York.

Mandy's volatile pre-wedding day behavior causes Ed to opt out of the festivities, leaving Mandy to find a new best man for Kyle.

Jay's ex-wife, Dede (Shelley Long), tries to make amends with everyone she offended at Jay and Gloria's wedding.

After being humiliated on the radio, Sheldon vows to destroy Kripke; Wolowitz tries to not ruin his new relationship with Bernadette.

Jerry and George produce their pilot, but George doesn't like the actor playing him; Kramer has a personal problem.

Elaine wolfs down Peterman's (John O'Hurley) pricey cheesecake; Kramer calls in "the guys" for George.

Elaine wolfs down Peterman's (John O'Hurley) pricey cheesecake; Kramer calls in "the guys" for George.

The Johnsons and Butlers are curious about their new neighbors' lifestyle and their interest raises some surprising questions; Marty feels pressure to enroll Daphne in the best preschool.

Marty prepares to head back to work but isn't emotionally prepared to send Daphne to daycare; Gemma notices an issue with the grade Grover is receiving in his Spanish class.

JTV is making room for new product with clearance priced items during a Warehouse Sale.

JTV is making room for new product with clearance priced items during a Warehouse Sale.

Shop for hand-crafted and Italian-inspired jewelry styles from Arezzo, Italy. Join Elian Schlesinger for opulent looks in bronze layered with luxurious 18kt gold.

JTV is making room for new product with clearance priced items during a Warehouse Sale.

Join us for jewelry that marries gems like turquoise, shell and coral with sterling silver with southwest influence by JTV.

A poodle overcomes emotional scars with the help of the vet team and foster caregivers; Xavier rescues a young possum.

As smoke engulfs a home, firefighters rely on training and sheer courage to save a life; a flash flood swallows a restaurant.

Jungle Jack comes face-to-face with a deadly bushmaster, visits mountain lions in close quarters, crosses paths with a grumpy elephant and climbs into a cave filled with bats.

Grizzly bears; Nile crocodiles; lions; African wild dogs; tiger sharks.

Dr. Matt Larsen discusses the new trend in dentistry, replacing missing teeth with dental implants. No More Dentures!

Paid programming.

The Fanatics Flag Football Classic features three teams of current and legendary football players and world-class athletes, including Tom Brady.

Wisconsin Badgers visits Assembly Hall for a Big Ten clash with the Indiana Hoosiers. Both teams seek a late-season win as conference seeding takes shape. Center Nolan Winter leads the Badgers into Bloomington to duel Darian DeVries' Hoosiers.

Highlights and analysis of the day's college basketball action.

Utah Utes visit No. 11 Kansas Jayhawks at Allen Fieldhouse. Terrence Brown leads the Utah offense against Tre White and the Kansas defense. Utah aims to showcase its high-powered scoring attack while Kansas looks to defend its home court.

Grand Canyon Antelopes visit UNLV Rebels at Thomas & Mack Center. Jaden Henley leads the Grand Canyon offense against Dra Gibbs-Lawhorn and the UNLV defense. Grand Canyon seeks to maintain their conference lead while UNLV fights for a home victory.

Highlights and analysis of the day's college basketball action.

Field of Opportunity: The NFL Latino Youth Honors shines a spotlight on the Latino Youth Honors Program-a groundbreaking initiative that recognizes exceptional Latino High School flag and tackle football players.

Super Bowl Champion Isiah Pacheco journeys to Puerto Rico to meet global music icon Bad Bunny during his residency.

The No. 5 Illinois visit No. 10 Michigan at Breslin Center. Keaton Wagler leads the Illinois offense against Jeremy Fears Jr. and the Spartan defense. Illinois seeks to score another big win while Michigan fights for the Big Ten lead.

A celebration of faith, music, and community with the nation's top HBCU choirs, church choirs, soloists, and spoken word artists.

The Grand Ole Opry House in Nashville, Tenn., is one of the premiere concert venues in the country and it's the site of this series of concerts featuring some of country music's top acts; some of the stars who have performed on the Opry stage include Trace Adkins, Dierks Bentley, Martina McBride, Brad Paisley, LeAnn Rimes, Randy Travis and Carrie Underwood.

With $250,000 on the line, the players compete for a life-changing victory; the winner is crowned.

Mary bans Sheldon from reading a mature comic book; Sheldon decides it's time to stop living under Mary's thumb.

When Sheldon is no longer academically challenged at Medford High, he audits a college class taught by Dr. John Sturgis.

Rick and Corey check out a Rolls-Royce once owned by Johnny Cash; a coin from the Byzantine Empire; Chumlee fills in at a friend's hot dog stand.

Rick and Corey check out a letter written by George Washington; Rick and Lili check out a Bob's Big Boy statue; Chumlee decides to throw a housewarming party at his new house.

Shop for hand-crafted and Italian-inspired jewelry styles from Arezzo, Italy. Join Elian Schlesinger for opulent looks in bronze layered with luxurious 18kt gold.

Indulge in the look of high-end jewelry without the Park Avenue prices. Fashion marries sparkle and you live happily ever-after with Off Park Jewelry.

Cut up to HALF the cost of your monthly cell phone bill. Same Towers. Same Coverage. But a LOT less money. It sounds great but is it too good to be true? Join myth-busting legend Kari Byron as she takes on Big Wireless to save you money.

Jacuzzi Bath Remodel and interior designer Christina Haack share how to transform your bathroom into a gorgeous, safe, stylish space in as little as one day. Call now for a FREE quote-plus FREE fixtures and a FREE shower door.

Offers Christian worship to those who are house bound.

From humpback whale calves to bear cubs, exploring the largest babies in the world.

Exploring weird looking animals.

Host Elizabeth Hart explores the ups and downs of home renovation in Central Florida.

Anchor Shannon Bream interviews the biggest newsmakers of the week and leads guests in providing context and analysis of the issues facing Americans.

The Christian Worship Hour with Dr. Harold E. Salem proclaims the Word of God simply and humbly in all its truth and purity, with special concern and compassion for the lost and with hope and encouragement for all believers.

Countdown to the Daytona 500; interviews with top drivers.

Highlights, analysis, and preview of the day's college basketball action.

From WVU Coliseum in Morgantown, W.Va.

Interviews with inspirational and motivational African Americans.

Blacks participate in America's armed forces.

Twenty-four pro, social media and home chefs audition.

Bart runs against Mayor Quimby's son for student council president; Lisa learns troubling secrets about the Quimby clan -- and about the Simpsons.

Mark gets in a magician's duel; Tammy tries to win a nursing award.

Shlub has to improvise a gift for Deliria after forgetting their anniversary; Tyrannis and Stupendous try to cheer up Hippocampus after a break-up.

Mark and David start a coffee shop in the garage; Tammy and Hank struggle to keep Mernft Man from bothering customers.

Sheldon must learn how to relax when he is forced to take a vacation; Leonard tries to support Penny when she quits her job; Bernadette needs to replace one of Stuart's comic books.

Unable to get Comic-Con tickets, Sheldon tries to hold his own convention and ends up spending a wild evening with James Earl Jones; the ladies try to act maturely.

Elaine's interest in an old boyfriend is rekindled when he loses weight; Kramer and Jerry have an accident with a Junior Mint; Jerry tries to remember the name of a woman whose name rhymes with a female body part.

Riders explore snowboarding in four geographically distinct locations.