Wil Wheaton invites Leonard and Sheldon to a party at his house; Howard receives an opportunity.

(Originally Aired: Thursday Oct 13, 2011)

Jeff realizes Audrey uses sex to get what she wants; Timmy and Russell make a commercial for their soup spoon.

(Originally Aired: Thursday Apr 12, 2012)

Sheldon finds himself competing with the gang for his mother’s (Laurie Metcalf) attention when she visits.

(Originally Aired: Thursday Oct 20, 2011)

Max and Caroline try to prove their cleaning skills to Sophie so she will hire them for her maid service.

(Originally Aired: Monday Feb 06, 2012)

Detective Carter faces fallout from her encounter with Reese and Finch; the machine comes up with not one, but four Social Security numbers.

(Originally Aired: Thursday Dec 15, 2011)

Becca tries to uncover clues about Michael’s location; Michael plans his escape.

(Originally Aired: Thursday Apr 12, 2012)

Cristina makes Owen tell her about the intimate details of his affair; Mark takes his authority very seriously when he steps in as chief for the day; Arizona, Callie and Bailey plan special night for Teddy.

(Originally Aired: Thursday Apr 12, 2012)

Olivia must protect a new client who is under investigation; Quinn runs into trouble.

(Originally Aired: Thursday Apr 12, 2012)

Britta asks her friends to help keep her away from her visiting ex; Dean Laybourne enlists Dean Pelton in his quest to have Troy join the Air Conditioning Repair Annex.

(Originally Aired: Thursday Apr 12, 2012)

Liz encourages Jack to open up to his ailing mother; Jenna dates a musician; Tracy tries to convince his son to forgo college.

(Originally Aired: Thursday Apr 12, 2012)

Robert forces the office to throw a welcome party for Nellie; Erin helps Andy practice how he will break up with Jessica.

(Originally Aired: Thursday Apr 12, 2012)

When Reagan loses her engagement ring, Chris uses the opportunity to propose again; Kevin tries to win Ava back.

(Originally Aired: Thursday Apr 12, 2012)

Britten’s interest in a tip linked to a case he was investigating before the accident worries Capt. Harper; Hannah prepares for the move.

(Originally Aired: Thursday Apr 12, 2012)

The finalists face elimination; Jennifer Hudson, Ne-Yo and Rick Ross perform; James Durbin performs.

(Originally Aired: Thursday Apr 12, 2012)

Martin becomes involved in a young woman’s quest for vengeance; Teller tries to repair his relationship with his estranged daughter.

(Originally Aired: Thursday Apr 12, 2012)

Prickly nopales; colorful Chinese product in the entree round.

(Originally Aired: Tuesday Jul 05, 2011)

The viewers choose the ingredients; regional meat product in the first round.

(Originally Aired: Tuesday Apr 03, 2012)

Flamingo inspired chocolate desserts; childhood inspiration in the candy round; ingredients native to Southeast Asia to make a cake.

(Originally Aired: Thursday Apr 12, 2012)

Three family members are stabbed and then burned; a young homicide witness is shot.

(Originally Aired: Thursday Jul 14, 2011)

A man is found stabbed to death in a Dallas apartment, and police believe a woman lured him to his doom; a wild gunfight results in the death of an innocent man.

(Originally Aired: Thursday Apr 12, 2012)

The wife of a Darfurian immigrant who was shot and killed in his store fears that the three men allegedly involved in the crime may escape justice.

(Originally Aired: Thursday Apr 12, 2012)

Troy faces the treacherous conditions of Tropical Storm Lee short handed; rising water levels blanket Bruce and Ron’s boat launch; Joe and Tommy head out across a lake to run their lines as fast as possible.

(Originally Aired: Thursday Apr 05, 2012)

Joe and Tommy can’t return to the hunt with their home and their community in peril; R.J. and Jay Paul move their hunt to the place they believe the gators are hiding; high waters and winds leave Liz and Kristi’s hunting grounds unrecognizable.

(Originally Aired: Thursday Apr 12, 2012)

Rick and the Bryant Auction gang hold a guns-only auction; a Hesse 50 caliber sniper rifle; a six-foot long elephant gun has Rick on the hunt for big-game bidders; Rick test fires an authentic Civil War musket.

(Originally Aired: Wednesday Apr 11, 2012)

Rick, John and Jerry get their hands on an old fashioned TNT plunger; a go-kart on steroids pits two unlikely competitors in a battle; handcrafted rawhide toilet seats.

(Originally Aired: Wednesday Apr 11, 2012)

The crews must incorporate Britney Spears hits into their first routines.

(Originally Aired: Wednesday Apr 11, 2012)

Justin Bieber pranks celebrity friends: Taylor Swift, Rob Dyrdek and Sean Kingston.

(Originally Aired: Thursday Mar 29, 2012)

Bam Margera pranks Tyler the Creator; Ronnie Ortiz-Magro; Tyler Posey.

(Originally Aired: Thursday Apr 05, 2012)

Hayden Panettiere; Dianna Agron; Zac Efron; Nicole ”Snooki” Polizzi.

(Originally Aired: Thursday Apr 12, 2012)

Pauly deflects sloppy women in Las Vegas; Biggie and Jerry try to convince Ryan to limit his drinking.

(Originally Aired: Thursday Apr 12, 2012)