Threats to the great wildebeest migration in Kenya; elephant communication; paleontologist Jack Horner.

(Originally Aired: Sunday Dec 26, 2010)

When GSI Commerce CEO Michael G. Rubin goes under cover within the company, he discovers that his packing and shipping skills are below company standards.

(Originally Aired: Sunday Mar 21, 2010)

Horatio and Eric go to Los Angeles to clear Jesse’s name after accusations of evidence tampering arise; Horatio faces a dangerous element within the LAPD.

(Originally Aired: Monday Mar 01, 2010)

The team has to begin an investigation again after Patrick’s actions cause a case to be thrown out of court.

(Originally Aired: Thursday Apr 22, 2010)

When the rest of the family seems to lack Christmas spirit, Marge contacts Martha Clause (Martha Stewart).

(Originally Aired: Sunday Dec 05, 2010)

Cleveland lets a secret slip when he fills in as Santa Claus at the office holiday party; Roberta becomes an animal-rights activist and tries to save a reindeer.

(Originally Aired: Sunday Dec 13, 2009)

Mr. Pewterschmidt slips into a coma that not even Dr. House (Hugh Laurie) can bring him out of; Peter convinces Lois to let him run her family’s business with her father incapacitated.

(Originally Aired: Sunday Dec 13, 2009)

Steve’s stepmother (Drea de Matteo) tries to curb his excessive spending on the day Steve plans to finance Emmy’s new nonprofit.

(Originally Aired: Sunday Dec 26, 2010)

Things take an emotional turn when Gene spends time with a young boy in Amsterdam.

(Originally Aired: Sunday Dec 05, 2010)

The family needs signatures from the neighborhood for a pool.

(Originally Aired: Tuesday Jul 27, 2010)

Gene is asked to mentor children for a charity organization.

(Originally Aired: Tuesday Aug 24, 2010)

Gene is jealous of Shannon’s tour guide in Spain, but then shows her that he still has it.

(Originally Aired: Sunday Dec 26, 2010)

One of Shannon’s friends becomes a cougar.

(Originally Aired: Sunday Dec 26, 2010)

Nick goes on a hectic tour with Gene; Shannon misses her family.

(Originally Aired: Sunday Jan 02, 2011)

Gene has the opportunity to host a show featuring ghost stories.

(Originally Aired: Wednesday Feb 03, 2010)